The German automaker sees your four-stroke engine and raises you... two more strokes. Ready for some math? Porsche just patented an engine design titled: "Method for a Combustion Machine With Two ...

Boating is a popular recreational activity, and it could also be used as a form of transportation for moving between coastal and river areas. Since we often don't see a boat's method of propulsion and ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

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 operation ...

It's been a long time since the automotive world has bothered with the mixing of oil and gas of the two-stroke combustion cycle — but soon, it may come time to rid ourselves of four-stroke engines, if ...

While there have been some iconic big-block engines over the last few decades, it's difficult to argue with the success of the small-block engine. Small-block engines not only weigh less — allowing ...