Estes offers rocket engine bulk packs in four total impulse ranges. These packs may be used with the rockets listed on this Web Site or other Estes rockets. The description of each kit lists recommended engines.

This engine bulk pack includes:
1) 24 rocket engines
2) 30 model rocket igniters
3) 24 reusable igniter plugs
4) 75 - 4.5 in. (11.4 cm) squares of recovery wadding, enough for approximately 25 launches.

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