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 ...

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 ...

It's normal to want more power, especially if it's from something that's been sitting in a cake of dust in your garage. In a similar vein, most vintage motocross restorations chase more power, too.

The 2027 Beta X-Trainer 200 is here—and this lightweight 2-stroke might be one of the most fun enduro bikes of the year. With ...

Japanese bike maker Kawasaki is on a roll this week, as it announced a small army of new and revised motorcycles ready to take on the 2027 model year. Many of these bikes are the ones engineered for ...

The history of the motorcycle engine is long and storied, and ever-evolving. From extremely reliable motorcycle engines to the powerful Harley-Davidson crate engines, there are major bike engine types ...

The defining characteristic of a two-stroke engine is to fire (combust) every time the piston is at top dead center. This makes them highly power dense, but also notoriously makes two-stroke engines ...

Explore 8 1970s motocross bikes that pioneered monoshock suspension, lightweight plastics, and two-stroke dominance in racing history.