Every new internal combustion car and truck sold in America today is equipped with a four-stroke engine, as are the vast ...

No car enthusiast wants a poor-performing, quiet exhaust. This is the single best mod to improve both in one go.

Curious about how an F1 engine works? Discover the cutting-edge engineering behind the world’s fastest cars in this quick and ...

The defining characteristic of a two-stroke engine is to fire (combust) every time the piston is at top dead center. This makes them highly power dense, but also notoriously makes two-stroke engines ...

The Stainless Steel Supply Air Disc Valves VS is designed for air exhaust and supply. The disc valve made of brushed stainless steel can be adjusted and is equipped with a sealing ring made of foam ...