Diesel engines vary in size and application greatly, from small cars to large vessels. The most efficient four-stroke diesel engine comes from Wärtsilä.

You've seen plenty of weird engines on Jalopnik, from Trojan's weird two-stroke, four-cylinder cube with wishbone-shaped connecting rods to the Napier Deltic triangle-18 diesel, but never have you ...

Porsche was issued a patent for its six-stroke combustion engine on October 22, 2024. The company describes the new engine as having a "working cycle" of three complete crankshaft revolutions with two ...

Everllence has confirmed the successful running on ethanol – at all load points – of its 21/31 dual-fuel engine at test facilities in Frederikshavn, Denmark. Everllence pioneered the platform of ...

Explore the innovative Porsche engine featuring a six-stroke combustion cycle that combines the best of two-stroke and four-stroke.