Wärtsilä introduced its new Wärtsilä 25 medium-speed four-stroke engine based on its modular technology platform and designed to accelerate and support the maritime sector’s efforts in achieving ...

Generally, combustion engines follow a standard principle of operation founded on the premise that the crankshaft spins clockwise (as seen from the driver’s seat). That’s how the powerplants are ...

A detailed test of a compact 4-stroke OHV gasoline engine converted into a functional generator for experimental projects.

Not every great idea nails it on the first try. Henry Ford designed and built nine vehicles before perfecting his formula with the Model T, and the Corvette didn’t even offer a V-8 engine until its ...

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 ...