B4-2 Engine

The Estes B4-2 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 4 ounces, including the engine. Each package includes 3 engines, 4 starters and 4 plugs.

Specs:

Total Impulse 5.00 N-sec
Time Delay 2 Seconds
Max Lift Weight 4.0 oz (113 g)
Max Thrust 13.20 Newtons (3.0 lbs)
Thrust Duration 1.10 Seconds
Length 2.8 in. (7 cm)
Diamter 18 mm
Weight .66 oz (18.7 g)
Propellant Weight 0.27 oz (7.6 g)

Contents:

3 – B4-2 Engines
4 – Starters
4 – Starter Plugs

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

B4-2 Engine

Description