In this video, we explore the RevForce engine from Alpha Otto Technologies, a breakthrough in two-stroke engine design. We recap traditional two-stroke and four-stroke engine operations, discussing ...

Kawasaki has unveiled the 2027 KX327 and KX327X dirt bikes with a new 327cc single-cylinder, fuel-injected, liquid-cooled 2-stroke engine, marking the brand's return to big-bore two-strokes after two ...

The rattle, buzz and clatter of a two-stroke engine is unmistakable, but it isn't necessarily good for the planet. That's because A) two-strokes burn oil and B) they are inefficient. Lubricating oil ...

Kawasaki just did the unpredictable. Just when most of us thought the era of two strokes was over, the Japanese bikemaker has ...

Unless you're really into dirt bikes, you probably haven't touched a two-stroke engine in decades — if you ever have. These mechanically simple motors combine the four strokes we all know and love ...

The best Cummins diesel engines are the result of decades of innovation, which all began with founder Clessie Cummins. They also have a history of racing at the Indianapolis 500. In 1934, Cummins ...