You may have heard your car has a four-stroke engine, but you're not sure what ... fuel and air to be sucked or injected in through a valve. The compression stroke comes next.

Porsche has patented a revolutionary six-stroke internal combustion system. Contrast to all modern combustion engines that run the four-stroke Otto cycle that typically features one compression ...

Porsche patented a 6-stroke engine Outside of early Saabs, most gas-powered car engines are a 4-stroke Porsche's 6-stroke patent seems to indicate it could eke more power out of an engine Unless ...

Generally, the biggest difference between a typical 4-stroke engine and the 6-stroke design is in the cam and valve timing. Porsche's design is vastly different than anything we've seen since ...

MAN PrimeServ – the after-sales brand of MAN Energy Solutions – will offer a retrofit package for the conversion of existing conventional MAN four-stroke engines to dual-fuel methanol ...

This basic sequence is described as the four strokes that make up a four-stroke ... more complex timing at higher RPMs. In basic terms, valve timing is crucial for determining engine performance ...