Each model rocket engine bulk pack contains 24 engines, starters, starter plugs and recovery wadding.

Showing all 7 results

  • C11-3 Engine Bulk Pack

    $56.99

    In the C-class there are no engines more powerful than the C11-3. Use the Estes C11 engines for heavier rockets, like those with a PocketLab payload, or for larger drag profiles. The 3 second delay makes it optimal for rockets that will not have a long coast phase. For lighter rockets, or those with an aggressive aerodynamic profile, consider the C6-5 for the longer delay.

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

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  • A8-3 Engine Bulk Pack

    $79.99

    The Estes A8-3 is the perfect engine for the first flight of a large selection of Estes Model Rockets and is a great engine for the first steps into the world of rocketry. The Estes A8-3 is a reliable and capable engine designed for low altitude flights, perfect for the schoolyard. It is designed for small, lightweight rockets with a relatively long coast phase.

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

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  • B6-4 Engine Bulk Pack

    $89.99

    The B6-4 is the perfect engine when you are trying to take those simple Estes rocket kits and turn them into a skyscraping powerhouse. Some rockets, like the Alpha III, can reach nearly 600 ft on a B6-4!

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

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  • B6-0/B6-6 Engine Bulk Pack

    $89.99

    The first two-stage rocket was patented by Robert Goddard, one of the godfather’s of rocketry. This patent marks a key innovation, a breakthrough that made the modern era of spaceflight possible. This set of engines can be used in a variety of Estes two-stage rockets, replicating the successes of Goddard himself, and is a unique way to introduce campers or students to modern rocketry and engineering.

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

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  • 1/2A3-4T Engine Bulk Pack

    $69.99

    The Estes 1/2A3-4T is perfect for launching a small, lightweight rocket and can be used over and over again without breaking the bank. The Estes 1/2A3-4T is from the Estes Mini line of engines that have become so popular over the last decade. are. These engines have one of the lowest cost-per-flights of any rocket engine available anywhere.

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

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  • C6-5 Engine Bulk Pack

    $99.99

    The C6-5 is a high-thrust engine in the C class intended for mid-to lightweight rockets, or for rockets with an aggressive drag profile. Consider the C6-3 for heavy rockets, or those with a large drag profile, that need a longer delay.

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

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  • Blast-Off® Bulk Pack

    $79.99

    The Blast-Off Bulk Pack includes a variety of different engines – perfect for experimentation. These engines will allow your students or campers to test rockets across a range of impulse options. This bulk pack includes 6 A8-3 engines, 6 B6-4 engines, 6 C6-3, and 6 C6-5 engines!

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

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