ENGINES FOR MODEL ROCKETS 3 – B6-4 Engines 4 – Starters 4 – Starter Plugs OverviewThe 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 ATTENTION: Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions or Click Here for State Specific Restrictions.
