Top 6 Best Rocket Engines

Comes with all the model rocket engine supplies you need to launch 24 rockets. Included are 24 model rocket engines, 30 starters, 24 starter plugs and 75 squares of recovery wadding. The 12A3-4T engines may be used to launch the UP Aerospace SpaceLoft bulk pack rockets, or other compatible rockets. NOTE Please verify that these mini size engines are compatible with your model rocket before purchasing. PLEASE NOTE This item will ship by US Postal Service USPS only.

Can NOT ship to HI, AK, APO. Puerto Rico and international addresses.

Combo pack includes 9 engines total three A8-3, three B4-4, and three C6-5 engines. Starters and plugs are included. NOTE Please verify that these engines are compatible with your model rocket before purchasing.. All the engines you need for low, medium, and high altitude model rocket flights. The A8-3 is used for first flights and small flying fields as you get used to how your rocket will perform and where it will land in your flying field. The B4-4's will almost double your altitude compared to the A8-3. The C6-5's will provide almost double the altitude that the B4-4's can provide.

Combo pack includes 9 engines total three A8-3, three B4-4, and three B6-4 engines. Starters and plugs are included. NOTE Please verify that these engines are compatible with your model rocket before purchasing.. All the engines you need for low and medium altitude model rocket flights. The A8-3 is a single stage engine designed for flights in rockets weighing less than 3 ounces, including the engine. It is ideal for first flights and small flying fields as you get used to how your rocket will perform and where it will land in your flying field.. The B4-4 engine is suitable for use in rockets weighing roughly between 1 and 2 ounces, which is typical of most rockets being 1 to 2 feet tall. It will almost double your altitude compared to the A8-3.. The B6-4 is a medium impulse engine that delivers high altitude flights. It works great for launching larger, heavier rockets, too.

Includes three B6-4 rocket engines, four model rocket starters, and four starter plugs. The B6-4 engine is single stage engine designed for flights in rockets weighing less than 4 ounces, including the engine. Each engine measures 2.80 7cm long and has a 0.70 18mm diameter. PLEASE NOTE This item will ship by US Postal Service only. You MUST HAVE a physical mailbox or Post Office box for delivery.

Theres no thrill quite like launching a model rocket, watching it streak skyward, reach peak altitude, and then return gently to earth. When you build them, the thrill is even better than ever. Thanks to Estes model rocketry, kids can explore the wondrous world of science while experimenting with different combinations of rockets, engines and accessories to better understand how rockets reach outer space.. Flame resistant recovery wadding protects the recovery system.. Necessary to launch model rockets..