{"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","url":"https:\/\/megahobby.com\/products\/estes-e16-4-engines-29-mm-est10033","provider":"Mega Hobby","version":"1.0","type":"link"}