B6-4 Engine Bulk Pack (24) HAZ by Estes 1783

B6-4 Engine Bulk Pack (24) HAZ by Estes 1783

  • $72.95
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B6-4 Engine Bulk Pack (24) by Estes When your local Boy Scout Troop or classroom wants to teach about the power of flight and even better the hobby of model rockets this Estes Educator Engine Bulk Pack of 24 B6-4 Single Stage Model Rocket Engines are perfect. Suitable for Ages 10 & Up. Adult supervision for 12 & Under.


24 - A8-3 model rocket engines 30 - model rocket starters 24 - reusable starter plugs 75 squares of recovery wadding Product Item #: EST1783
This item is an ORM-D / Limited regulated product and can only be shipped by ground.  Please allow additional time for delivery.


  • Extra value bulk package gives access to multiple users.
  • 24 B6-4 single stage regular rocket engines.
  • 30 model rocket igniters.
  • 24 igniter plugs.
  • 75 4-1/2" (11.4cm) squares of recovery wadding.
  • Detailed instructions.


One Bulk Pack of 24 B6-4 Single Stage Model Rocket Engines


Rockets and Launch Rod for Use Installation of Rocket Igniters and Plugs


Height: 2-3/4" (7cm) Circumference: 3/4" (1.9cm)


WARNING: Flammable. Read instructions before use. Soak in water to destroy. Keep out of reach of small children. Certified by the NAR (National Association of Rocketry). Use only with Estes products. Must be 14 to purchase engines in California and New Jersey