{"title":"Estes Model Rocket Engines","description":"\u003cp\u003eChoose the exact Estes engine designation specified for your compatible model rocket. Compare the available products by their purpose, supplied contents and compatibility with your project.\u003c\/p\u003e\u003ch2\u003eChoose the right Estes products\u003c\/h2\u003e\u003cp\u003eThe complete engine designation matters. Letter class, physical dimensions, delay and booster application must agree with the rocket instructions. Pack sizes also vary, from smaller retail packs to bulk selections for groups. Compare the exact item and supplied quantities before ordering.\u003c\/p\u003e\u003ch2\u003ePlan building, launch and recovery together\u003c\/h2\u003e\u003cp\u003eRead the individual product details before ordering. A rocket body, engine pack, launch controller and recovery accessory each play a different role. Use the instructions for your specific model to choose the correct components, and check which items are supplied versus sold separately.\u003c\/p\u003e\u003cp\u003eFor a building project, allow time for assembly and finishing before planning a launch. For repairs, inspect the model and identify the exact replacement part required. Flight altitude depends on the model, engine and conditions; quoted maximums are estimates rather than promises.\u003c\/p\u003e\u003ch2\u003eExplore related Estes collections\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"\/collections\/estes\"\u003eEstes Rockets, Engines \u0026amp; Launch Supplies\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-rocket-kits\"\u003eEstes Model Rocket Kits\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-launch-sets\"\u003eEstes Rocket Launch \u0026amp; Starter Sets\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-rocket-parts\"\u003eEstes Rocket Building Parts\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-launch-equipment\"\u003eEstes Rocket Launch Equipment\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-recovery-supplies\"\u003eEstes Rocket Recovery Supplies\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-bulk-packs\"\u003eEstes Rocketry Bulk Packs\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-stem-education\"\u003eEstes STEM \u0026amp; Educational Rocketry\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-pro-series-ii\"\u003eEstes Pro Series II Rockets \u0026amp; Accessories\u003c\/a\u003e · \u003ca href=\"\/collections\/estes-scale-rockets\"\u003eEstes Scale Rocket Models\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eBrowse the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eMegaHobby Model Rocketry range\u003c\/a\u003e, prepare your bench with \u003ca href=\"\/collections\/tools-supplies\"\u003eTools \u0026amp; Supplies\u003c\/a\u003e, and choose finishing materials from the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e. Follow the supplied product instructions and model rocketry safety guidance appropriate to the equipment.\u003c\/p\u003e","products":[{"product_id":"estes-e12-0-engines-est10050","title":"Estes E12-0 Engines EST10050","description":"\u003cp\u003eExplore the Estes E12-0 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eTake your two-stage flights higher with the Estes E12-0 booster; a reliable 24 mm booster stage engine built for powerful, predictable separation and climb. Perfect for hobbyists who want an easy-to-use boost to add punch to lightweight rockets, the E12-0 delivers a clean, high-thrust kick in a compact package.\u003c\/p\u003e\n\u003cp\u003eDesigned for rockets under 16 ounces (including engines), the E12-0 gives you the confidence to fly with consistent performance and smooth staging. Each pack includes two engines along with igniters and igniter plugs so you can prep multiple flights quickly and get back to the launch field faster.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × E12-0 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661457994,"sku":"EST10050","price":23.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010050-E12-0-Bag.webp?v=1793683209"},{"product_id":"estes-e12-4-engines-est10029","title":"Estes E12-8 Engines EST10041","description":"\u003cp\u003eExplore the Estes E12-8 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes E12-8 engine delivers powerful thrust and a long 8-second delay, making it perfect for upper-stage launches or lightweight rockets targeting peak altitudes. Designed for rockets up to 12.0 oz, it offers extended coast times and precise ejection timing.\u003c\/p\u003e\n\u003cp\u003eEach pack includes 2 engines, 2 starters, and 4 igniter plugs, providing everything needed for two high-performance flights. A reliable choice for experienced fliers seeking altitude and control.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × E12-8 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661490762,"sku":"EST10041","price":21.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010041-E12-8-Bag.webp?v=1793683211"},{"product_id":"estes-e12-6-engines","title":"Estes E12-6 Engines EST10030","description":"\u003cp\u003eExplore the Estes E12-6 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes E12-6 is a high-thrust engine with a 6-second delay, designed for heavier rockets up to 14 oz. It offers powerful launches and smooth recovery deployment for larger models.\u003c\/p\u003e\n\u003cp\u003eThis 2-pack includes 2 engines, 2 igniters, and 4 plugs; perfect for experienced rocketeers seeking altitude, reliability, and performance in mid- to large-sized rocket flights.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × E12-6 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661523530,"sku":"EST10030","price":21.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010030-E12-6-Bag.webp?v=1793683212"},{"product_id":"estes-d12-0-engines","title":"Estes D12-0 Engines EST10049","description":"\u003cp\u003eExplore the Estes D12-0 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes D12-0 model rocket engine is a powerful booster-stage motor designed for multi-stage rocket launches. With a total impulse of 20.00 Newton-seconds, this 24mm engine provides strong initial thrust, propelling rockets higher before igniting the next stage. Since it has no delay or ejection charge, the D12-0 is exclusively intended for booster stages, making it an essential component for advanced rocketry enthusiasts looking to achieve greater altitudes.\u003c\/p\u003e\n\u003cp\u003eEach D12-0 engine pack includes two engines, two starters, and four starter plugs, ensuring you have the essentials for multiple high-powered launches. Estes engines are precision-tested for reliability and safety, adhering to National Association of Rocketry (NAR) standards. Whether you're launching a multi-stage rocket for competition or fun, the D12-0 engine delivers powerful acceleration and seamless booster-stage performance, making it a must-have for serious rocketeers.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × – D12-0 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661556298,"sku":"EST10049","price":11.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010049-D12-0-Bag.webp?v=1793683214"},{"product_id":"estes-c6-5-engines-est10024","title":"Estes C6-5 Engines EST10024","description":"\u003cp\u003eExplore the Estes C6-5 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C6‑5 is a single-stage 18 mm engine designed for rockets under 4 oz. Offering 10 N‑s impulse, 15.3 N thrust, and a 5‑second delay, it delivers stable, mid-power flights. Each pack includes three engines, four igniters, and four plugs.\u003c\/p\u003e\n\u003cp\u003ePerfect for models like Antar™, Big Bertha®, AstroCam®, and Alpha III®, the C6‑5 provides reliable performance for educational, hobbyist, and small‑field launches.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × C6-5 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661589066,"sku":"EST10024","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010024-C6-5-Bag.webp?v=1793683215"},{"product_id":"estes-a3-6t-engines-est100","title":"Estes A3-6T Engines EST10014","description":"\u003cp\u003eExplore the Estes A3-6T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A3-6T mini engine delivers smooth, reliable performance and a thrilling flight experience for small rockets. With a six second delay built into the motor, your rocket will coast at apogee longer before recovery begins, giving you more time to watch the flight and enjoy the peak altitude.\u003c\/p\u003e\n\u003cp\u003eBuilt to the exacting standards hobbyists expect from Estes, the A3-6T gives consistent thrust and dependable delays so your launches stay predictable and fun. Ideal for backyard flyers and club events, these mini motors pair nicely with popular kits like the Star Hopper, The Gnome, the Gryphon, and the Mini Honest John.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × A3-6T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661621834,"sku":"EST10014","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010014-A3-6T-Model-Rocket-Engines.webp?v=1793683216"},{"product_id":"estes-c11-7-engines-est100","title":"Estes C11-7 Engines EST10039","description":"\u003cp\u003eExplore the Estes C11-7 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C11-7 engine delivers a solid mid-power performance for rockets weighing less than 4 ounces. With a strong boost, long delay, and reliable ejection timing, it's ideal for modelers looking to push their flights higher without stepping up to D-class engines.\u003c\/p\u003e\n\u003cp\u003eEach pack includes two 24 mm engines, two starters, and four starter plugs, offering everything you need to prep for launch and explore new altitudes with confidence.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × C11-7 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661654602,"sku":"EST10039","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010039-C11-7-Bag.webp?v=1793683217"},{"product_id":"estes-c11-0-engines-est10048","title":"Estes C11-0 Engines EST10048","description":"\u003cp\u003eExplore the Estes C11-0 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eEstes C11-0 booster engines give your two stage rockets the strong, reliable push they need to separate cleanly and climb higher. Ideal for rockets weighing up to 6 ounces including engines, these boosters are compact but powerful.\u003c\/p\u003e\n\u003cp\u003eMade for hobbyists who want predictable, repeatable results, the C11-0 offers a clean burn and consistent thrust that makes staging easier and flights more successful. Pair them with standard Estes 24 mm engines for dependable two stage performance.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × C11-0 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661687370,"sku":"EST10048","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010048-C11-0-Rocket-Engines-Bag.webp?v=1793683219"},{"product_id":"estes-f15-2-engines-est10009","title":"Estes F15-2 Engines EST10009","description":"\u003cp\u003eExplore the Estes F15-2 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003ePowerful, reliable, and built for serious flights, the F15-2 Engines deliver the sustained thrust you need for larger model rockets, higher altitude launches, and dependable flight performance. Each engine produces 49.61 N-sec of total impulse, 25.26 N of max thrust, and a long 3.45 second burn that gives your rockets a bold, steady climb from ignition to recovery.\u003c\/p\u003e\n\u003cp\u003eWith a 2 second delay and smooth, consistent performance, F15-2 Engines make every launch more predictable and exciting. You’ll enjoy the strong lift, clean transition to recovery, and dependable timing that make these engines a favorite among experienced rocketeers. Whether you’re flying a new build or a proven favorite, you can count on Estes reliability every time you hit the launch button.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × F15-2 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661720138,"sku":"EST10009","price":10.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/F15-2-Model-Rocket-Engines-Package.webp?v=1793683220"},{"product_id":"estes-a3-4t-engines-est10058","title":"Estes A3-4T Engines EST10058","description":"\u003cp\u003eExplore the Estes A3-4T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A3-4T Flight Pack is designed for small, lightweight model rockets requiring 13mm mini engines. With a 2.50 N-sec total impulse, a 4-second delay, and a thrust duration of just 0.6 seconds, this engine delivers quick, efficient liftoffs followed by reliable deployment timing.\u003c\/p\u003e\n\u003cp\u003eEach flight pack includes 4 A3-4T engines, 4 starters, 4 plugs, and 12 sheets of recovery wadding, making it a complete solution for rocketeers looking for consistent mini engine performance in every launch.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × A3-4T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003cdd\u003e12 × Sheets of Recovery Wadding\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661752906,"sku":"EST10058","price":10.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010058-A3-4T-FP-Bag.webp?v=1793683222"},{"product_id":"estes-a8-0-engines-est10045","title":"Estes A8-0 Engines EST10045","description":"\u003cp\u003eExplore the Estes A8-0 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eEstes A8-0 model rocket booster engines deliver a reliable burst of power for staging and boost-only flights. This 18 mm standard engine gives a strong, short-duration thrust that is ideal for lightweight rockets and two stage builds. With a predictable burn profile and plenty of lift for rockets under 4 ounces, the A8-0 helps you get to altitude fast and start the show.\u003c\/p\u003e\n\u003cp\u003eWhat makes the A8-0 a favorite among hobbyists is its consistency. The engine lights cleanly, produces steady thrust, and behaves predictably every flight so you can focus on the build and the launch rather than worrying about surprises. Its performance is tuned to give smooth, repeatable boost phases whether you are learning staging or refining a competition setup.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × A8-0 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661785674,"sku":"EST10045","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010045-A8-0-Model-Rocket-Engines.webp?v=1793683223"},{"product_id":"estes-a3-2t-engines-est10012","title":"Estes A3-2T Engines EST10012","description":"\u003cp\u003eExplore the Estes A3-2T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A3-2T mini engine is a 13mm model rocket motor built for lightweight flyers that want a little extra airtime. With a reliable 2 second delay, the A3-2T gives your rocket a brief, breathless coast at apogee before recovery begins, making flights feel higher and more dramatic without pushing into high power territory.\u003c\/p\u003e\n\u003cp\u003eDesigned for hobbyists who love backyard launches and casual clubs, this engine offers consistent ignition, predictable performance, and the small but satisfying kick that makes mini rockets exciting. It is forgiving for new builders and precise enough for repeatable launches when you want tight consistency across several flights.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × A3-2T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661818442,"sku":"EST10012","price":10.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010012-A3-2T-Rocket-Engines.webp?v=1793683224"},{"product_id":"estes-1-4a3-3t-engines-est10010","title":"Estes 1\/4A3-3T Engines EST10010","description":"\u003cp\u003eExplore the Estes 1\/4A3-3T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes 1\/4A3-3T is a mini single stage model rocket engine built for lightweight rockets and big smiles. Each retail pack includes 4 engines, 4 starters, and 4 reusable starter plugs so you are ready to fly right away.\u003c\/p\u003e\n\u003cp\u003eSmall but consistent, the 1\/4A3-3T delivers a gentle, dependable boost that is perfect for training flights, classroom fun, and backyard hobby launches. If you want predictable flights and easy recovery for tiny rockets, this little engine punches above its weight.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × 1\/4A3-3T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661851210,"sku":"EST10010","price":9.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010010-1-4-A3-3T-Model-Rocket-Engines-Package.webp?v=1793683226"},{"product_id":"estes-b6-2-engines-est10020","title":"Estes B6-2 Engines EST10020","description":"\u003cp\u003eExplore the Estes B6-2 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes B6-2 delivers strong, reliable power for rockets weighing up to 4.5 ounces. With a peak thrust of 12.10 newtons, a quick 0.80 second burn, and a 2 second delay, it produces smooth liftoffs and consistent, well timed recoveries.\u003c\/p\u003e\n\u003cp\u003eEach pack includes three engines, four starters, and four starter plugs, so you are ready to head straight to the launch field. Trusted Estes performance that keeps your flights exciting and repeatable.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes\u003c\/dt\u003e\n\u003cdd\u003e3 × B6-2 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661883978,"sku":"EST10020","price":9.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010020-B6-2-Bag.webp?v=1793683228"},{"product_id":"estes-a10-0t-engines-est10044","title":"Estes A10-0T Engines EST10044","description":"\u003cp\u003eExplore the Estes A10-0T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A10-0T is a compact 13 mm booster engine designed to provide a reliable push for lightweight staged rockets. With a short, consistent burn and predictable thrust, it is an excellent option for hobbyists and families building small two stage models.\u003c\/p\u003e\n\u003cp\u003eThese engines are prized for their consistency and clean staging behavior, which makes tuning and repeat flights simple and enjoyable. Packaged for convenience, the A10-0T is a dependable choice when you want repeatable performance on every launch.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × A10-0T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661949514,"sku":"EST10044","price":9.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010044-A10-0T-Booster-Rocket-Engines.webp?v=1793683228"},{"product_id":"estes-e16-8-engines-29-mm-est10043","title":"Estes E16-8 Engines (29 mm) EST10043","description":"\u003cp\u003eExplore the Estes E16-8 Engines (29 mm) at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe E16-8 Engine (29 mm) by Estes Rockets is a high-powered model rocket engine designed for single-stage and upper-stage flights. Delivering a total impulse of 33.68 N-sec and an 8-second delay for optimal parachute deployment, this engine is perfect for rockets needing a longer coast phase to achieve maximum altitude. Capable of lifting rockets up to 14 ounces (396 grams), the E16-8 provides powerful thrust and reliable performance for advanced rocketry enthusiasts. Each pack includes two engines, two starters, and four starter plugs, making it easy to gear up for multiple launches.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × E16-8 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890661982282,"sku":"EST10043","price":22.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010043-E16-8-Model-Rocket-Engines.webp?v=1793683230"},{"product_id":"estes-b4-2-engines-est10018","title":"Estes B4-2 Engines EST10018","description":"\u003cp\u003eExplore the Estes B4-2 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes B4-2 is a dependable single stage model rocket engine built for consistent, enjoyable flights in lightweight rockets. Designed to deliver steady, usable thrust for rockets under 4 ounces, this engine gives hobbyists reliable lift and smooth flight profiles that make launching simple and satisfying.\u003c\/p\u003e\n\u003cp\u003eWhether you are teaching a new rocketeer, flying at a club launch, or enjoying backyard hobby flights, the B4-2 balances performance and predictability. Its clean burn and dependable ignition help reduce launch day surprises so you can focus on building great flights and good memories.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × B4-2 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662015050,"sku":"EST10018","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010018-B4-2-Rocket-Engines.webp?v=1793683232"},{"product_id":"estes-a8-3-engine-flight-pack-est10054","title":"Estes A8-3 Engine Flight Pack EST10054","description":"\u003cp\u003eExplore the Estes A8-3 Engine Flight Pack at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A8-3 Engine Flight Pack includes 3 engines, 4 starters, 4 plugs, and 12 recovery wadding sheets; everything you need for multiple low-thrust model rocket launches. With a 0.8-second thrust duration and 3-second delay, it’s a perfect fit for lightweight rockets.\u003c\/p\u003e\n\u003cp\u003eReliable, easy to use, and beginner-friendly, this convenient pack keeps your launches smooth and your recovery system protected.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × A8-3 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003cdd\u003e12 × Sheets of Recovery Wadding\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662047818,"sku":"EST10054","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010054-A8-3-FP-Bag.webp?v=1793683233"},{"product_id":"estes-e16-0-engines-29-mm-est10052","title":"Estes E16-0 Engines (29 mm) EST10052","description":"\u003cp\u003eExplore the Estes E16-0 Engines (29 mm) at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe E16-0 Engines (29 mm) by Estes Rockets are high-powered booster-stage engines designed to deliver exceptional thrust for multi-stage rockets. With a burn time of 2.09 seconds and a total impulse of 33.68 N-sec, these engines provide the initial boost needed to propel larger rockets like the Pro Series II™ So Long to incredible heights. Ideal for advanced rocketeers, the E16-0 engines ensure reliable and consistent performance, making them a perfect choice for ambitious launches and multi-stage experiments. Each pack includes two engines, starters, and plugs to power your next rocketry adventure.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × E16-0 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662080586,"sku":"EST10052","price":22.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010052-E16-0-Model-Rocket-Engines.webp?v=1793683234"},{"product_id":"estes-b6-0-engines-est10046","title":"Estes B6-0 Engines EST10046","description":"\u003cp\u003eExplore the Estes B6-0 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes B6-0 is a dedicated booster engine built to give your two stage rockets a clean, powerful push off the pad. Designed to work with a standard 18 mm upper stage engine, the B6-0 delivers a quick burst of dependable thrust so your staging events separate crisply and your second stage can ignite from a stable trajectory.\u003c\/p\u003e\n\u003cp\u003eThese engines are ideal for hobbyists who want predictable performance and easy to fly staging without complicated setup. They are forgiving for new builders yet reliable enough for experienced flyers who want consistent boost behavior every flight. Each package provides the essentials you need to get started and repeat launches with minimal fuss.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × B6-0 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662113354,"sku":"EST10046","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010046-B6-0-Estes-Model-Rocket-Engines.webp?v=1793683236"},{"product_id":"estes-b6-6-engines-est10037","title":"Estes B6-6 Engines EST10037","description":"\u003cp\u003eExplore the Estes B6-6 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes B6-6 engine is a powerful upper stage engine designed to deliver impressive altitude and performance in multi-stage model rockets. With a 6-second delay, it's ideal for sustaining long, high-climbing flights before parachute deployment.\u003c\/p\u003e\n\u003cp\u003eAlso suitable as a single-stage engine in lightweight rockets, the B6-6 offers versatility and consistent thrust. With 12.10 Newtons of peak thrust and a total impulse of 5.00 N-sec, it’s a solid choice for hobbyists ready to go the distance.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × B6-6 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plug\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662146122,"sku":"EST10037","price":9.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010037-B6-6-Bag.webp?v=1793683237"},{"product_id":"estes-1-2a6-2-engines-est10016","title":"Estes 1\/2A6-2 Engines EST10016","description":"\u003cp\u003eExplore the Estes 1\/2A6-2 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes 1\/2A6‑2 is a single-stage 18 mm engine ideal for model rockets under 2 oz. With 1.25 N‑s impulse, 8.9 N thrust, and a 2‑second delay, it provides smooth, controlled launches. Includes three engines, four starters, and four plugs.\u003c\/p\u003e\n\u003cp\u003eDesigned for educational use, backyard flights, and beginner kits, the 1\/2A6‑2 delivers safe, consistent performance across smaller flying fields.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × 1\/2A6-2 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662178890,"sku":"EST10016","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010016-1-2-A6-2-Bag.webp?v=1793683239"},{"product_id":"estes-d12-7-engines-est10042","title":"Estes D12-7 Engines EST10040","description":"\u003cp\u003eExplore the Estes D12-7 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes D12-7 model rocket engine is a powerful 24mm engine designed for single-stage rockets that weigh up to 8 ounces (226 grams). With a total impulse of 20.00 Newton-seconds, this engine provides strong acceleration and high-altitude performance, making it a great choice for rocketeers looking to push their flights to the next level. The 7-second delay ensures rockets have plenty of time to reach peak altitude before safely deploying their recovery system, offering a thrilling launch experience with smooth landings.\u003c\/p\u003e\n\u003cp\u003eEach D12-7 engine pack includes two engines, two starters, and four starter plugs, providing everything needed for multiple exciting launches. Estes engines are precision-tested for reliability and performance, ensuring consistent results with every flight. Whether you’re an experienced rocketeer or looking for a high-powered engine for your next project, the D12-7 delivers impressive thrust, extended coast time, and dependable recovery deployment, perfect for taking your model rocketry adventures to new heights!\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × D12-7 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662244426,"sku":"EST10040","price":11.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010040-D12-7-Bag.webp?v=1793683240"},{"product_id":"estes-a8-5-engines-est10036","title":"Estes A8-5 Engines EST10036","description":"\u003cp\u003eExplore the Estes A8-5 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A8-5 Engine offers strong peak thrust and a 5 second delay, making it perfect for lightweight rockets that benefit from longer coast times before recovery deployment. It supports launch weights up to 2.0 ounces and delivers smooth, high-altitude flights.\u003c\/p\u003e\n\u003cp\u003eThis standard 18 mm engine fits a wide range of Estes rockets and comes in a 3-pack with igniters and plugs. A reliable choice for students, educators, and hobbyists seeking performance and control in every launch.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × A8-5 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662441034,"sku":"EST10036","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010036-A8-5-Bag.webp?v=1793683242"},{"product_id":"estes-c11-5-engines-est10026","title":"Estes C11-5 Engines EST10026","description":"\u003cp\u003eExplore the Estes C11-5 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C11-5 engine is a powerful single-stage engine built for mid-sized model rockets that need a strong boost off the pad. With a 24 mm diameter and 10.00 N-sec of total impulse, it delivers robust performance for flights requiring a medium delay between thrust and ejection.\u003c\/p\u003e\n\u003cp\u003eWith a 5-second delay and high thrust output, the C11-5 is a solid choice for rockets weighing up to 5 ounces. It provides consistent, dependable launches and is ideal for rockets that need a little more power than a B engine can offer.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × C11-5 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662473802,"sku":"EST10026","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010026-C11-5-Bag.webp?v=1793683243"},{"product_id":"estes-1-2a3-4t-engines-est10035","title":"Estes 1\/2A3-4T Engines EST10035","description":"\u003cp\u003eExplore the Estes 1\/2A3-4T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes 1\/2A3-4T engine is a mini, single-stage engine built for lightweight model rockets up to 1.0 ounce. With a total impulse of 1.25 N-sec, a maximum thrust of 8.3 newtons, and a brief 0.3-second thrust duration, it’s designed for quick, reliable flights in smaller models.\u003c\/p\u003e\n\u003cp\u003eEach 1\/2A3-4T engine pack includes four engines, four starters, and four starter plugs, providing hobbyists with the essentials for multiple launches. Its compact size and dependable performance make it an ideal choice for hobbyists and educators seeking a reliable mini engine option.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × 1\/2A3-4T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662506570,"sku":"EST10035","price":10.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010035-1-2-A3-4T-Bag.webp?v=1793683244"},{"product_id":"estes-1-2a3-2t-engines-est10011","title":"Estes 1\/2A3-2T Engines EST10011","description":"\u003cp\u003eExplore the Estes 1\/2A3-2T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes 1\/2A3‑2T is a single-stage 13 mm mini engine for lightweight model rockets. With 1.25 N‑s impulse, 8.3 N peak thrust, and a 2‑second delay, it delivers quick and reliable launches. Packs include 4 engines, 4 igniters, and 4 plugs.\u003c\/p\u003e\n\u003cp\u003eIdeal for small rockets like Mini Alpha™, Mini Bertha™, and Mini Honest John™, it’s perfect for educational, hobbyist, and backyard flying.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × 1\/2A3-2T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662539338,"sku":"EST10011","price":10.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010011-1-2-A3-2T-Bag.webp?v=1793683246"},{"product_id":"estes-b6-4-engine-flight-pack-est10055","title":"Estes B6-4 Engine Flight Pack EST10055","description":"\u003cp\u003eExplore the Estes B6-4 Engine Flight Pack at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eReady to boost your mid-sized model rockets? The Estes B6-4 Engine Flight Pack delivers consistent performance with a 4-second delay and 0.8-second thrust duration, great for rockets up to 4.0 oz. With a total impulse of 5.00 N-sec, it offers a reliable balance of power and stability for hobbyists of all skill levels.\u003c\/p\u003e\n\u003cp\u003eEach pack includes 3 B6-4 engines, 4 starters, 4 plugs, and 12 sheets of recovery wadding. It’s everything you need for multiple launches, all in one convenient kit.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × B6-4 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003cdd\u003e12 × Sheets of Recovery Wadding\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662572106,"sku":"EST10055","price":10.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010055-B6-4-Flight-Pack.webp?v=1793683247"},{"product_id":"estes-c11-3-engines-est10025","title":"Estes C11-3 Engines EST10025","description":"\u003cp\u003eExplore the Estes C11-3 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C11-3 Engines deliver powerful, reliable thrust for mid-sized model rockets. With a total impulse of 10.00 N·s and a 3-second delay, they’re perfect for heavier rockets that need a strong boost without reaching extreme altitudes. Ideal for intermediate and advanced rocketeers, the C11-3 bridges the gap between B and D engines, offering controlled, consistent flights and smooth recoveries.\u003c\/p\u003e\n\u003cp\u003eEach pack includes 2 engines, 2 starters, and 4 starter plugs, giving you everything needed for multiple launches. Whether you're flying a scale model, testing a payload, or operating within field height limits, the C11-3 provides dependable mid-power performance every time.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × C11-3 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662637642,"sku":"EST10025","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/C11-3-Engines-010025.webp?v=1793683249"},{"product_id":"estes-e16-4-engines-29-mm-est10033","title":"Estes E16-4 Engines (29 mm) EST10033","description":"\u003cp\u003eExplore the Estes E16-4 Engines (29 mm) at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe E16-4 Engines (29 mm) by Estes Rockets are a versatile and powerful option for mid to high-powered model rockets. Designed for single-stage flights or as upper-stage boosters, these engines provide a total impulse of 33.68 N-sec and a 4-second delay for precise parachute deployment. With the ability to lift rockets weighing up to 20 ounces (566 grams) to impressive altitudes, the E16-4 offers reliable performance for thrilling launches. Ideal for advanced hobbyists, each package includes two engines, two starters, and four starter plugs, making it easy to prepare for multiple flights.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × E16-4 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662768714,"sku":"EST10033","price":23.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010033-E16-4--Rocket-Engines-Bag.webp?v=1793683251"},{"product_id":"estes-f15-0-engines-29-mm-est10051","title":"Estes F15-0 Engines (29 mm) EST10051","description":"\u003cp\u003eExplore the Estes F15-0 Engines (29 mm) at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes F15-0 engine is a booster-stage powerhouse built for multi-stage rocket flights. With no delay and a long thrust profile, it's perfect for delivering consistent first-stage acceleration and seamless staging to your upper engine.\u003c\/p\u003e\n\u003cp\u003eThis 29 mm engine offers an impressive combination of power and duration, supporting heavier models and high-altitude flights with ease. It’s a go-to choice for hobbyists seeking bold launches and reliable performance from lift-off through staging.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × F15-0 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662801482,"sku":"EST10051","price":25.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010051-F15-0-Model-Rocket-Engines.webp?v=1793683252"},{"product_id":"estes-e16-6-engines-29-mm-est10034","title":"Estes E16-6 Engines (29 mm) EST10034","description":"\u003cp\u003eExplore the Estes E16-6 Engines (29 mm) at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe E16-6 Engine (29 mm) by Estes Rockets is a powerful and versatile engine designed for single-stage and upper-stage flights. With a total impulse of 33.68 N-sec and a 6-second delay, it’s perfect for mid to high-power rockets requiring precise parachute deployment and reliable performance. Capable of lifting rockets up to 16 ounces (453 grams) to impressive altitudes, this engine is ideal for advanced hobbyists looking to achieve smooth, high-energy launches. Each pack includes two engines, two starters, and four starter plugs, making it easy to prepare for multiple exciting flights.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × E16-6 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662834250,"sku":"EST10034","price":22.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010034-E16-6-Bag.webp?v=1793683253"},{"product_id":"estes-c6-0-engines-est10047","title":"Estes C6-0 Engines EST10047","description":"\u003cp\u003eExplore the Estes C6-0 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C6-0 engine is a powerful booster stage engine designed to give your multi-stage model rocket the initial thrust it needs for an unforgettable launch. With no delay between ignition and ejection, it's the ideal first-stage engine for two-stage flights.\u003c\/p\u003e\n\u003cp\u003eReliable and efficient, the C6-0 delivers 1.60 seconds of strong, consistent thrust to lift lightweight rockets up to the next stage. Pair it with a standard upper-stage engine to experience a full-throttle launch sequence that ends in high-altitude adventure.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × C6-0 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662867018,"sku":"EST10047","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010047-C6-0-Bag.webp?v=1793683255"},{"product_id":"estes-f15-8-engines-29-mm-est10042","title":"Estes F15-8 Engines (29 mm) EST10042","description":"\u003cp\u003eExplore the Estes F15-8 Engines (29 mm) at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes F15-8 engine is a high-thrust, single-stage engine designed to deliver long-burning power for mid-size and heavy rocket flights. With an 8-second delay, it's a strong choice for rockets that climb high and need time for stable coasting before deploying recovery systems.\u003c\/p\u003e\n\u003cp\u003eBuilt for performance, the F15-8 features a 29 mm diameter and delivers over three seconds of thrust for an extended, dramatic boost phase. Whether you're looking to push your rocket higher or experiment with heavier builds, this engine brings the power to make it happen.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × F15-8 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662899786,"sku":"EST10042","price":25.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010042-F15-8-Model-Rocket-Engines.webp?v=1793683256"},{"product_id":"estes-c6-5-engine-flight-pack","title":"Estes C6-5 Engine Flight Pack EST10056","description":"\u003cp\u003eExplore the Estes C6-5 Engine Flight Pack at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C6-5 Engine Flight Pack has everything you need for three exciting rocket launches with 3 engines, 4 starters, 4 plugs, and 12 sheets of recovery wadding. Designed for rockets up to 4 oz, it’s a trusted engine for consistent, high-flying performance.\u003c\/p\u003e\n\u003cp\u003eWhether you're launching for fun or learning the science behind flight, this bundle gives you the gear to launch, recover, and repeat; all in one convenient pack.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × C6-5 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003cdd\u003e12 × Sheets of Recovery Wadding\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662932554,"sku":"EST10056","price":9.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010056-C6-5-FP-Bag.webp?v=1793683257"},{"product_id":"estes-a3-4t-engines","title":"Estes A3-4T Engines EST10013","description":"\u003cp\u003eExplore the Estes A3-4T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A3-4T is a mini single-stage model rocket engine designed for rockets up to 2.0 ounces. With a peak thrust of 6.80 newtons, a 0.60-second thrust duration, and a 4-second delay, it delivers dependable performance for lightweight rocket flights.\u003c\/p\u003e\n\u003cp\u003eEach pack includes four engines, four starters, and four starter plugs, so you have everything needed for multiple launches without purchasing ignition components separately.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × A3-4T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662965322,"sku":"EST10013","price":9.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010013-A3-4T-Bag.webp?v=1793683258"},{"product_id":"estes-f15-6-engines-29-mm-est10032","title":"Estes F15-6 Engines (29 mm) EST10032","description":"\u003cp\u003eExplore the Estes F15-6 Engines (29 mm) at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003ePower up your mid-size model rockets with the Estes F15-6 Engines. Designed for impressive liftoffs, these 29 mm engines deliver extended thrust for thrilling, high-performance flights. With a 6-second delay, they’re perfect for heavier rockets that require extra coast time before recovery deployment.\u003c\/p\u003e\n\u003cp\u003eThe F15-6 offers a total impulse of 49.61 N-sec and a long 3.45-second thrust duration, producing powerful, smooth launches. Whether you’re flying for fun or testing your skills with altitude challenges, this engine gives you the performance needed to push your rockets further into the sky.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × F15-6 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890662998090,"sku":"EST10032","price":25.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/EstesF15-6Engines.webp?v=1793683260"},{"product_id":"estes-f15-4-engines-29-mm-est10031","title":"Estes F15-4 Engines (29 mm) EST10031","description":"\u003cp\u003eExplore the Estes F15-4 Engines (29 mm) at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes F15-4 engine delivers high-thrust power and long burn times, making it a reliable choice for mid-power rockets. With a 4-second delay, it’s optimized for heavier, single-stage rockets needing a smooth boost-to-deploy transition.\u003c\/p\u003e\n\u003cp\u003eBuilt for performance, the F15-4’s extended 3.45-second thrust duration provides impressive altitude gains, while the 29 mm casing ensures compatibility with a wide range of larger rockets. It’s an ideal choice for modelers ready to step up from D and E engines.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × F15-4 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663030858,"sku":"EST10031","price":28.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/F15-4-Engines-Package_7276b6bb-a838-49bd-92cb-22c9f9c5961a.webp?v=1793683261"},{"product_id":"estes-d12-3-engines-est10027","title":"Estes D12-3 Engines EST10027","description":"\u003cp\u003eExplore the Estes D12-3 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes D12-3 engine is a powerful, short-delay motor designed for heavier rockets that need quick recovery deployment. Its high-thrust profile makes it perfect for advanced modelers looking to fly large single-stage designs with confidence.\u003c\/p\u003e\n\u003cp\u003eEach two-pack includes everything you need for ignition: two D12-3 engines, two starters, and four starter plugs. Whether launching payloads or large airframes, the D12-3 delivers the performance and reliability Estes is known for.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × D12-3 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663063626,"sku":"EST10027","price":11.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010027-D12-3-Bag.webp?v=1793683262"},{"product_id":"estes-a10-3t-engines-est10015","title":"Estes A10-3T Engines EST10015","description":"\u003cp\u003eExplore the Estes A10-3T Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A10-3T Engines are high-thrust, single-stage mini engines designed for lightweight rockets and quick, exhilarating flights. With a 3-second delay and strong lift power, they’re ideal for modelers looking for speed and dependable altitude gains.\u003c\/p\u003e\n\u003cp\u003eCompact and powerful, the A10-3T offers fast launches with consistent performance, perfect for Estes mini rockets. Whether you're a beginner or a seasoned hobbyist, these engines deliver reliable excitement in a small format.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e4 × A10-3T Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663096394,"sku":"EST10015","price":9.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010015-A10-3T-Bag.webp?v=1793683264"},{"product_id":"estes-c6-7-engines-est10038","title":"Estes C6-7 Engines EST10038","description":"\u003cp\u003eExplore the Estes C6-7 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C6-7 model rocket engine is a high-performance 18mm motor, perfect for upper-stage flights or lightweight single-stage rockets. With a total impulse of 10.00 Newton-seconds and a powerful 1.6-second burn time, this engine provides strong acceleration to propel rockets to impressive altitudes. Its 7-second delay allows rockets to coast to their highest point before safely deploying the recovery system, making it an excellent choice for high-flying and precision-controlled launches.\u003c\/p\u003e\n\u003cp\u003eEach C6-7 engine pack includes three engines, four starters, and four starter plugs, ensuring multiple thrilling flights. Estes engines are known for their reliability and precision, providing consistent ignition and predictable flight performance. Whether you're launching a single-stage rocket or using the C6-7 as an upper stage, this engine delivers exciting flights and smooth recoveries. Get ready for high-altitude adventures with the Estes C6-7!\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × C6-7 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663129162,"sku":"EST10038","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010038-C6-7-Engines-Bag.webp?v=1793683265"},{"product_id":"estes-b4-4-engines","title":"Estes B4-4 Engines EST10019","description":"\u003cp\u003eExplore the Estes B4-4 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes B4-4 is a reliable, single-stage 18 mm engine designed for model rockets weighing under 3.5 ounces. With a balanced 4-second delay, it's a perfect fit for smooth, stable flights and consistent recovery deployment.\u003c\/p\u003e\n\u003cp\u003eEach 3-pack includes three engines, four starters, and four starter plugs; everything you need for several successful launches. Ideal for hobbyists and STEM projects alike, the B4-4 delivers steady performance with every flight.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × B4-4 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663161930,"sku":"EST10019","price":9.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010019-B4-4-Bag.webp?v=1793683267"},{"product_id":"estes-d12-5-engines","title":"Estes D12-5 Engines EST10028","description":"\u003cp\u003eExplore the Estes D12-5 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes D12-5 engine is a high-thrust motor with a 5-second delay, perfect for rockets that benefit from extended coast time before recovery deployment. It’s ideal for heavier single- or multi-stage models requiring reliable power and timing.\u003c\/p\u003e\n\u003cp\u003eEach package includes two engines, two starters, and four starter plugs. With Estes’ trusted quality and NAR certification, the D12-5 is built for smooth, dependable launches every time.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e2 × D12-5 Engines\u003c\/dd\u003e\n\u003cdd\u003e2 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663194698,"sku":"EST10028","price":11.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010028-D12-5-Bag.webp?v=1793683269"},{"product_id":"estes-c5-3-engines-est10022","title":"Estes C5-3 Engines EST10022","description":"\u003cp\u003eExplore the Estes C5-3 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C5-3 engine is built for rockets that need a stronger, steadier push from an 18 mm engine. With 10.00 N-sec of total impulse, 20.40 Newtons of max thrust, and a 1.85 second thrust duration, it gives mid-weight and higher-drag rockets the confident boost they need off the launch pad.\u003c\/p\u003e\n\u003cp\u003eA 3 second delay helps bring recovery deployment earlier in the flight, making the C5-3 a smart choice for rockets that do not need a long coast before parachute ejection. It is a great option for intermediate flyers who want more control, dependable performance, and classic Estes engine reliability.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × C5-3 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663227466,"sku":"EST10022","price":11.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010022-C5-3-Bag.webp?v=1793683269"},{"product_id":"estes-c6-3-engines-est10023","title":"Estes C6-3 Engines EST10023","description":"\u003cp\u003eExplore the Estes C6-3 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C6-3 engine delivers dependable high-thrust launches with a shorter 3-second delay, perfect for medium-sized rockets that need quick recovery system deployment. With a total impulse of 10.00 N-sec, it offers a satisfying balance of height, power, and control.\u003c\/p\u003e\n\u003cp\u003eEach pack includes three engines, starters, and plugs; everything you need to power your next flight. Ideal for both beginners and experienced flyers, the C6-3 is a versatile choice for repeatable, thrilling launches.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × C6-3 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663260234,"sku":"EST10023","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010023-C6-3-Bag.webp?v=1793683270"},{"product_id":"estes-a8-3-engines-est10017","title":"Estes A8-3 Engines EST10017","description":"\u003cp\u003eExplore the Estes A8-3 Engines at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes A8-3 engine is a reliable choice for launching standard-size model rockets to impressive heights. Designed for rockets weighing less than 3.0 ounces, it delivers consistent thrust and a smooth 3-second delay for parachute deployment.\u003c\/p\u003e\n\u003cp\u003ePerfect for beginners and seasoned rocketeers alike, the A8-3 offers a balanced flight profile that makes it ideal for classroom demonstrations, youth group launches, and everyday backyard fun.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × A8-3 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663293002,"sku":"EST10017","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010017-A8-3-Engines-Package.webp?v=1793683273"},{"product_id":"estes-1-4a3-3t-engines-4pk-1","title":"Estes B6-4 Engines\/3pk EST10021","description":"\u003cp\u003eExplore the Estes B6-4 Engines\/3pk at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes B6-4 engine is a versatile and dependable choice for launching standard-size model rockets. Designed for rockets weighing less than 4.0 ounces, it provides a solid boost with a 4-second delay for smooth parachute deployment.\u003c\/p\u003e\n\u003cp\u003eIdeal for beginner to intermediate rocketeers, the B6-4 delivers a balanced combination of altitude and recovery timing, perfect for educational launches, club events, or weekend flights.\u003c\/p\u003e\n\u003cdl\u003e\n\u003cdt\u003eIncludes:\u003c\/dt\u003e\n\u003cdd\u003e3 × B6-4 Engines\u003c\/dd\u003e\n\u003cdd\u003e4 × Starters\u003c\/dd\u003e\n\u003cdd\u003e4 × Starter Plugs\u003c\/dd\u003e\n\u003c\/dl\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663325770,"sku":"EST10021","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/010021-B6-4-Engines-Package.webp?v=1793683274"},{"product_id":"estes-c6-7-engines-3pk","title":"Estes C6-7 Engines\/3pk","description":"\u003cp\u003eExplore the Estes C6-7 Engines\/3pk at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C6-7 engine is an upper stage engine designed for model rocket flight. This engine can also be used as a single stage engine in lightweight rockets. Each package includes 3 engines, 4 starters and 4 plugs.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eATTENTION:\u003c\/strong\u003e Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions or Click Here for State Specific Restrictions.\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663489610,"sku":"EST1615","price":10.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/1615_C6-7.png?v=1793683281"},{"product_id":"estes-c6-0-engines-3pk-2","title":"Estes C6-0 Engines\/3pk","description":"\u003cp\u003eExplore the Estes C6-0 Engines\/3pk at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes C6-0 engine is a booster stage engine designed for model rocket flight and has to be used with a standard engine. This engine is for flights in rockets weighing less than 4 ounces, including the engines. Each package includes 3 engines, 4 starters and 4 plugs.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eATTENTION:\u003c\/strong\u003e Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions or Click Here for State Specific Restrictions.\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663522378,"sku":"EST1616","price":10.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/1616_C6-0.png?v=1793683282"},{"product_id":"estes-e12-6-engines-3pk-1","title":"Estes E12-6 Engines\/3pk","description":"\u003cp\u003eExplore the Estes E12-6 Engines\/3pk at MegaHobby. This model rocket engine pack is selected by its complete engine designation, not simply by the letter class.\u003c\/p\u003e\u003ch2\u003eProduct features and specifications\u003c\/h2\u003e\u003cp\u003eThe Estes E12-6 engine is a 24mm diameter upper stage engine designed for model rocket flight. This engine can also be used as a single stage engine. Maximum lift weight is 14 ounces. Each package includes 3 engines, 4 starters and 4 starter plugs.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eATTENTION:\u003c\/strong\u003e Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions or Click Here for State Specific Restrictions.\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eSelect the exact recommended engine\u003c\/h2\u003e\u003cp\u003eMatch the full engine code, physical size and application to the rocket manufacturer’s instructions. Different delays and booster designations are not interchangeable choices. Check the listed pack contents before ordering and confirm which launch supplies are already included.\u003c\/p\u003e\u003ch2\u003eExplore Estes at MegaHobby\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"\/collections\/estes\"\u003eEstes rockets and supplies\u003c\/a\u003e and \u003ca href=\"\/collections\/estes-rocket-engines\"\u003eEstes Model Rocket Engines\u003c\/a\u003e. Explore the wider \u003ca href=\"\/collections\/model-rocketry\"\u003eModel Rocketry collection\u003c\/a\u003e, then find \u003ca href=\"\/collections\/tools-supplies\"\u003ebuilding tools\u003c\/a\u003e and finishing materials in the \u003ca href=\"\/collections\/paint-store\"\u003ePaint Store\u003c\/a\u003e.\u003c\/p\u003e","brand":"Estes","offers":[{"title":"Default Title","offer_id":67890663653450,"sku":"EST1693","price":21.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/3066\/5546\/files\/1693_E12-6_65b73f78-35a2-4409-98c7-e39f7ffa957c.png?v=1793683286"}],"url":"https:\/\/megahobby.com\/collections\/estes-rocket-engines.oembed","provider":"Mega Hobby","version":"1.0","type":"link"}