Mazda says the new Skyactiv-Z technology is ‘close to the ultimate combustion’ engine, and promises both ‘high fuel economy and driving performance.’ The technology will also be applied to ...

Porsche has filed patents for an engine cycle with two combustion events for every six strokes (or three rotations of the crankshaft). They call it a 2 x 3-stroke. I’d humbly suggest it’s a 4 ...

GE9X engine "We're grateful for the Korean Air team putting its trust in us again," said Russell Stokes, President and CEO, Commercial Engines and Services, GE Aerospace. "Today's order represents ...

While the brand had originally planned to cease development of internal combustion vehicles in 2026, with plans to transition to a fully electric lineup as soon as 2033, Audi now says it will ...

Audi, the latest brand to rethink its approach to a purely EV future, has announced that it will keep offering combustion engine models for longer than initially planned, as the market isn’t ...

Mazda's next-generation gasoline engine is called the Skyactiv-Z. The Japanese automaker first announced the new tech last November, promising that it could help give the combustion engine a new ...

Steve Sapsford, Academic Advisory Group Lead at the Advanced Propulsion Centre UK (APC) looks at the opportunities for hydrogen internal combustion engines, especially for difficult to electrify ...

It explains steam engines, which are reciprocating external combustion engines, and compares them to internal combustion engines, such as gasoline and diesel engines. The four-stroke cycle of an ...