largest model rocket engine
Shop from our wide selection of Estes E Series Model Rocket Engines. If the Estes Model Rocket you are launching requires an Estes E Series Model Rocket Engine, find the correct Estes Engines on this page. Estes E size rocket engines are for some of the biggest and baddest rockets out there. These engines pack twice as much power as the D size motors and are for some of the largest model rockets. With rocket engines this large it is important to have adult supervision for anyone under the age of 18.