Estes 980614 Engine Bundle - Includes Three A8-3, Three B6-4, and Three C6-5 Engines with Starters and Plugs Sweeping can be generated by

Sweeping can be generated by Sine

and foreign parts in our Chicago factory

Microprocessor technology

out of the way and allows for plenty of workspace

Made from single-sided board

Estes 980614 Engine Bundle - Includes Three A8-3, Three B6-4, and Three C6-5 Engines with Starters and Plugs Sweeping can be generated byPLEASE NOTE: These are 18mm diameter engines. Please refer to the instructions that came with your rocket (or the rocket's product description) to determine engine compatibility. This bundle includes a total of 9 engines: Three A8 3 engines Three B6 4 engines Three C6 5 engines Includes all necessary starters and reusable starter plugs The A8 3 is ideal for smaller fields, or to be able to see the entire flight profile of your rocket. The B6 4 will