Sleeve Valve Lawnmower Engine Running
A 5 port Sleeve Valve 4 cycle engine made from a Briggs & Stratton 3-1/2 hp lawnmower engine. It has 3 Inlet and 2 Exhaust ports. The sleeve ...
Horizontal 4-stroke Compressed Air Engine
This engine uses a valve of my own design to emulate a 4 stroke action, much like an internal combustion engine. However, this engine runs on Air ...