18MM ENGINES

Estes A8-3

One of the most widely used rocketmotors for starting in the hobby.

Estes 1613 C6-3

The Estes C6-3 engine is a single stage engine designed for model rocket flight.

Estes 1615 C6-7

The Estes C6-7 engine is an upper stage engine designed for model rocket flight.

Estes 1600 A8-0

The Estes A8-0 engine is a booster stage engine designed for model rocket flight and has to be used with a standard engine.