The Estes 1/4A3-3T engine is a single stage engine designed for model rocket flight. The mini engine is designed for use with lightweight rockets.
The Estes 1/4A3-3T engine includes:
Please Note: This item will ship by US Postal Service only. You MUST HAVE a physical mailbox or post office box for delivery. Click Here if you do not have a physical mail box or post office box for special handling options
Attention: Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions. Click Here to see state restrictions