Estes 24mm D Size Engines

The AeroTech E20-4W composite propellant model rocket motors provide over twice the power of the D12 and 1.3 times the power of the Estes E9 model rocket engine! That's not all, you also get a brilliant white smoke exhaust with impressive sound on each...

The Estes C11-0 (24 mm) engine is a booster stage type of engine (red label) that is used in combination with an upper stage engine for flying a two stage model rocket. This engine is designed for flights in rockets weighing less than 6 ounces, including...

The Estes C11-3 (24 mm) engine is a single stage type of engine (green label) that is used for flying a model rocket. This engine is designed for flights in rockets weighing less than 6 ounces, including the engine. Each engine size is designated by a...

The Estes D12-0 (24 mm) engine is a booster stage type of engine (red label) that is used in combination with an upper stage engine for flying a two stage model rocket. This engine is designed for flights in rockets weighing less than 14 ounces,...

The Estes D12-3 (24 mm) engine is a single stage type of engine (green label) that is used for flying a model rocket. This engine is designed for flights in rockets weighing less than 14 ounces, including the engine. Each engine size is designated by a...

The Estes D12-5 (24 mm) engine is a single stage type of engine (green label) that is used for flying a model rocket. This engine is designed for flights in rockets weighing less than 10 ounces, including the engine. Each engine size is designated by a...

The Estes D12-7 (24 mm) engine is an upper stage type of engine (purple label) that is used for flying a model rocket. This engine can also be used as a single stage engine in lightweight rockets. Each engine size is designated by a letter and is up to...