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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.
Length |
2.8 in. (7 cm) |
---|---|
Diameter |
.7 in. (18 mm) |
Estimated Weight |
.66 oz. (18.7 g) |
Total Impulse |
5.00 N-sec |
Time Delay |
2 Seconds |
Estimated Max Lift Weight |
4.0 oz (113 g) |
Max Thrust |
13.20 Newtons (3.0 lbs) |
Thrust Duration |
1.10 Seconds |
Initial Weight |
0.66 oz (18.6 g) |
Propellant Weight |
0.27 oz (7.6 g) |
Quantity Per Pack |
3 |