- Estes E9-4 Model Rocket Engine Pack
- Each package includes 3 engines, 3 starters and 4 starter plugs
This is a pack of three Estes E9-4 Rocket Engines. The Estes E9-4 engine is a single stage engine designed for flights in rockets weighing less than 15 ounces, including the engine. Each package includes 3 engines, 3 starters and 4 starter plugs.
Specifications:
- Engine Type: E9-4
- Total Impulse (N-sec): 30.00
- Time Delay (Sec): 4
- Max Lift Weight (oz/g): 15/425
- Max Thrust (Newtons/Lbs): 25/5.6
- Thrust Duration (Sec): 2.8
- Initial Weight (oz/g): 2/56.7
- Propellant Weight (oz/g): 1.27/35.8