The Free Piston Engine
Cars without crankshafts, trucks and busses that climb hills at top speed--these are what engineers see in the revolutionary....
The PVC Rocket Motor
The PVC Rocket Motor Build a cheap rocket motor from PVC pipe! You won't believe it till you see it. This reusable engine has a thrust curve of over 45lbs...
Volkswagen Engine Conversion Plans
Power your homebuilt aircraft with a Volkswagen engine! These engines are cheap, mass produced, and readily available. Get your conversion plans today!