Model Rocket Motors

B4-2 18mm Model Rocket Engines (3)

B4-2 18mm Model Rocket Engines (3) B4-2 Engines Designed to deliver steady, usable thrust for rockets under 4 ounces, this engine gives hobbyists reliable lift and smooth flight profiles that make launching simple and satisfying. ...

C6-5 Model Rocket Engine FP (Flight Pack)

The Estes C6-5 Engine Flight Pack has everything you need for three exciting rocket launches-3 engines, 4 starters, 4 plugs, and 12 sheets of recovery wadding. Designed for rockets up to 4 oz, it's a trusted engine for consistent, high-flying performance...

C11-7 Model Rocket Engines, (2pk)

The Estes C11-7 engine delivers a solid mid-power performance for rockets weighing less than 4 ounces. With a strong boost, long delay, and reliable ejection timing, it's ideal for modelers looking to push their flights higher without stepping up to...

B6-4 Model Rocket Engine FP (Flight Pack)

Ready to boost your mid-sized model rockets? The Estes B6-4 Engine Flight Pack delivers consistent performance with a 4-second delay and 0.8-second thrust duration-great for rockets up to 4.0 oz. With a total impulse of 5.00 N-sec, it offers a reliable...

A8-3 Model Rocket Engine FP (Flight Pack)

The Estes A8-3 Engine Flight Pack includes 3 engines, 4 starters, 4 plugs, and 12 recovery wadding sheets-everything you need for multiple low-thrust model rocket launches. With a 0.8-second thrust duration and 3-second delay, it's a perfect fit for...

B6-2 Model Rocket Engines, (3pk)

The Estes B6-2 is a single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 4.5 ounces, including the engine. Each package includes 3 engines, 4 starters, and 4 plugs.

A8-5 Model Rocket Engines, (3pk)

The Estes A8-5 Engine offers strong peak thrust and a 5 second delay, making it perfect for lightweight rockets that benefit from longer coast times before recovery deployment. It supports launch weights up to 2.0 ounces and delivers smooth,...

B6-4 Rocket Engine Bulk Pack (24)

B6-4 Rocket Engine Bulk Pack (24)OverviewWe offer several rocket engine bulk packs in four total impulse ranges. These packs may be used with the rockets listed on our Web Site or other Estes rockets. The description of each kit lists recommended engines...

1/2A3-4T Model Rocket Engines, (4pk)

The Estes 1/2A3-4T engine is a mini, single-stage engine built for lightweight model rockets up to 1.0 ounce. With a total impulse of 1.25 N-sec, a maximum thrust of 8.3 newtons, and a brief 0.3-second thrust duration, it's designed for quick, reliable...

E12-0 Model Rocket Engines, (3pk)

The Estes E12-0 engine is a booster stage engine designed for model rocket flight and has to be used with another 24 mm engine. This engine is for flights in rockets weighing less than 16 ounces, including the engines. Each package includes 3 engines, 4...

1/2A6-2 Model Rocket Engines, (3pk)

The Estes 1/2A6-2 is a single stage engine designed for model rocket flight. It is a standard engine designed for flights in rockets weighing less than 2 ounces, including the engine. Each package includes 3 engines, 4 starters, and 4 starter plugs.

A3-6T Model Rocket Engines, (4pk)

The Estes A3-6T mini engine is a specially produced, 13mm model rocket engine that has a 6-second delay. Enjoy watching your rocket soar at its highest heights for an extra 6 seconds before it starts the descent with this incredible mini engine...

F15-6 29mm Rocket Engine (2)

F15-6 29mm Rocket Engine (2)

A3-2T Model Rocket Engines, (4pk)

The Estes A3-2T is a specially produced, 13mm model rocket engine that has a 2-second delay. Enjoy watching your rocket soar at its highest heights for 2 seconds longer before it starts the descent with this incredible mini engine. Use this engine with...

C6-0 18mm Model Rocket Engines (3)

C6-0 18mm Model Rocket Engines (3) C6-0 Engines Reliable and efficient, the C6-0 delivers 1.60 seconds of strong, consistent thrust to lift lightweight rockets up to the next stage. Pair it with a standard upper-stage engine to...