Despite its critics and moves toward electrification, the internal combustion engine is not yet dead. Though its design for passenger vehicles may have begun to reach its apex with Mazda’s Skyactiv ...

The internal combustion engine, for all its mechanical sophistication, still runs on a 19th-century mechanical idea: pistons ...

Electric vehicles were all the rage only a few short years ago; now, they’re mired by limitations, such as charging times, range anxiety, towing limits, and the lack of infrastructure. Still, EVs ...

Why does my 1994 Mazda 929’s engine intermittently rev or surge when I first start it? This could be something to do with the engine’s idle-air control valve which plays an important role in making ...

Mazda has historically insisted on building its own engines in-house, starting at its Hiroshima plants in Japan and later expanding production to regional facilities in China, Mexico, and Thailand to ...