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Estes Rockets

B6-4 Engine Bulk Pack

B6-4 Engine Bulk Pack

SKU: 001783
Regular price $89.99
Regular price $89.99 Sale price $89.99
Sale Sold Out

The 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.

Included are -

  • 24 B6-4 rocket engines
  • 30 model rocket starters
  • 24 reusable starter plugs
  • 75 squares of recovery wadding


Use engine bulk packs to launch these rockets packs -

  • Generic E2X Bulk Pack of 12
  • Alpha III Bulk Pack of 12
  • Wizard Bulk Pack of 12
  • Viking Bulk Pack of 12
  • Alpha Bulk Pack of 12


ATTENTION: Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions.

PLEASE NOTE: This item will ship by US Postal Service only. You MUST HAVE a physical mailbox or post office box for delivery.


2.8 in. (7.1 cm)


18 mm

Estimated Weight

.63 oz. (17.9 g)

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How to Fly Safely!