This is a pack of three Estes A8-5 Rocket Engines. The Estes A8-5 engine is an upper stage engine designed for model rocket flight. This engine can also be used as a single stage engine in rockets weighing less than five ounces, including the engine. Each package includes three engines, three igniters and four igniter plugs.
Engine Type: A8-5
Total Impulse (N-sec): 2.50
Time Delay (Sec): 5
Maximum Lift Wt. (Oz/g): 2.0/57
Maximum Thrust (Newtons/Lbs): 13.3/3.0
Thrust Duration (Sec): 0.5
Initial Weight (Oz/g): 0.62/17.6
Propellant Weight (Oz/g): 0.11/3.12
Royal mail at £3.50, or Express at £6.95.
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