Estes Model Rocket Engine A8-3 Standard Engine (3)

The Estes A8-3 is a dependable, low-impulse model rocket engine ideal for beginner launches and small, lightweight rockets. With a 3-second delay before ejection, it provides a smooth transition from powered flight to recovery, making it one of the most popular and user-friendly engines in the Estes lineup.

• Total Impulse: 2.5 N-sec (Class A Engine)

• Thrust Duration: 0.5 seconds

• Delay Time: 3.0 seconds

• Maximum Lift Weight: Approximately 85 grams (3.0 oz)

• Best For: Small model rockets and first-time rocketeers

• Recovery Delay: Moderate delay allows for safe deployment at peak altitude

Each A8-3 engine pack includes:

• 3 A8-3 engines

• 4 igniters

• 4 igniter plugs

• Recovery wadding

Use Recommendations: Ideal for small, lightweight rockets, especially those using streamer or parachute recovery systems. Always follow the NAR Safety Code and local regulations when launching.