The B6-4 is a medium impulse engine that delivers high altitude flights. It works great for launching larger, heavier rockets, too. Estes engine bulk packs are convenient and include everything your students need to prepare their rockets for launching.
PLEASE NOTE: You must have a physical address for delivery.
he B6-4 Engine Bulk Pack is a medium impulse engine that delivers high altitude flights for launching larger, heavier rockets. Estes engine bulk packs are convenient and include everything your students need to prepare their rockets for launching.
Estes 1783 B6-4 Engine Bulk Packs come with all the rocket engine supplies you need to launch 24 rockets.
Total Impulse: 5.00 N-sec
Time Delay: 4 Seconds
Max Lift Weight: 4.0 oz (113 g)
Max Thrust: 12.10 Newtons (2.7 lbs)
Thrust Duration: 0.80 Seconds
Length: 2.8 in. (7 cm)
Diameter: 18 mm
Weight: .63 oz. (17.9 g)
Propellant Weight: 0.23 oz (6.5 g)
