A3-4T Engine

The Estes A3-4T engine is single stage engine designed for model rocket flight. This engine is a mini engine designed for flights in lightweight rockets. Each package includes 4 engines, 4 starters and 4 starter plugs.

Specs:

• Total Impulse    2.50 N-sec
• Time Delay    4 Seconds
• Max Lift Weight    2.0 oz (57 g)
• Max Thrust    6.80 Newtons (1.5 lbs)
• Thrust Duration    0.60 Seconds
• Length    1.8 in. (4.6 cm)
• Diameter    13 mm
• Weight    .28 oz. (7.9 g)
• Propellant Weight    0.12 oz (3.3g)

Contents:

• 4 – A3-4T Engines
• 4 – Starters
• 4 – Starter Plugs

Used with permission, copyright ©2024 Estes Rockets. Copyright ©2024 Brey Corp. t/a Hobby Works.®

WARNING: This product can expose you to chemicals including silica, which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov