Estes Standard Rocket Engine B6-4 (Bulk Pack 24 Pieces) $159.00
Estes Standard Rocket Engine B6-4 (Bulk Pack 24 Pieces)
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The Estes B6-4 engine is single stage rocket engine. This engine is a standard engine designed for flights in rockets weighing less than 115g including the engine.

Estes rocket engine bulk packs include all of the rocket engine supplies you need for 24 rocket launches. There are 24 engines, 30 ignitors, 24 ignitor plugs and 75 squares of recovery wadding.



How does a model rocket engine work?

  • When the engine is ignited, it produces thrust and boosts the rocket into the sky:

  • After the propellant is used up, a delay is activated, producing tracking smoke and allowing the rocket to coast:

  • After the delay is burnt, the ejection charge activates, deploying the recovers system:


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