Mazda is quietly killing its diesel-like Skyactiv-X gas engine in Europe's Mazda3. Here's how SPCCI worked and why hybrids ...

Toyota has spent decades refining its hybrid technology, and its next generation could deliver another substantial leap in ...

The small Skyactiv-X four-cylinder engine is dropped from Europe's Mazda3, leaving just one model still using it.

You should never perform any repair work on any type of engine unless you're genuinely confident you have the experience and expertise necessary to do so safely. That said, from general upkeep to ...

Toyota expects to make $1.7 billion a year selling its next-generation engines to other automakers.

You don't want to put diesel in a gas engine. It's actually a major problem for your car, especially if you start the engine. Diesel and gasoline are totally different types of fuel, and engines are ...

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Evan Williams is an automotive journalist and mechanical engineering technologist with more than a decade of experience in the industry. He has written for the Toronto Star and AutoTrader Canada and ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...