Estes Rockets 1606 | B6-4 Engines | For Estes Model Rockets

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The Estes B6-4 Rocket Engine 3-Pack is a medium engine pack that delivers high altitude flights. As a standard 18mm single-stage engine, this is designed for larger, heavier rockets.

Estes 1606 B6-4 Engine Bulk Pack package includes:

• 3 B6-4 Engines
• 4 starters 
• 4 starter plugs

B6-4 Rocket Engine 3-Pack is best used in the rocket kits below:

• 0651 Der Red Max
• 1225 Alpha
• 1256 Alpha III
• 1261 Baby Bertha
• 1292 Wizard
• 1329 Multi-Roc
• 1946 Boosted Bertha
• 1948 Big Bertha
• 1949 Viking
• 2008 Generic E2X
• 2021 Cadet
• 2056 US Army Patriot
• 2092 Mongoose
• 2113 Starbase
• 2126 Tech-Pak

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