This is a pack of three Estes A8-3 Model Rocket Engines. The Estes A8-3 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than three ounces, including the engine. Each package includes three engines, three igniters and three igniter plugs.

Specifications:

• Engine Type: A8-3
• Total Impulse (N-sec): 2.5
• Time Delay (Sec): 3
• Maximum Lift Wt. (Oz/g): 3.0/85
• Maximum Thrust (Newtons/Lbs): 10.7/2.4
• Thrust Duration (Sec): 0.5
• Initial Weight (Oz/g): 0.57/16.2
• Propellant Weight (Oz/g): 0.11/3.12