The 1970s through early 2000s saw a steady stream of two-stroke motocross bikes. Then there was a slowdown when motorcycle manufacturers started focusing on four-stroke development, and some like ...

Fuel injection and four-stroke engines have risen in popularity over the years, but there are those who still appreciate the ...

You don’t want to buy the most powerful bike for your money, but instead, a bike that you can actually ride and keep control of. Generally, a 125cc two-stroke or a 250cc four-stroke dirt bike will ...

Many factors can contribute to the potential top speed of a dirt bike. Dirt bikes are equipped with either 2-stroke engines or 4-stroke engines. If you ever spot a 2-stroke dirt bike, you would likely ...

The combination of a high-powered 250cc 2-stroke YPVS (Yamaha Power Valve System) engine, lightweight aluminium chassis and one of the best suspension packages in its class makes this bike like no ...

We’re introduced to the traditional two-stroke diesel engine as thermally efficient but not smooth-running, and then the gas turbine as smooth but much more inefficient. The free piston engine ...

Sure, you could easily argue that the number of established bike makers that ... that can only be used on a dirt track. The simple frame of the motorcycle holds a 2.7 kW battery, feeding ...

This three-wheeled ATV launched in 1985 and came packed with a 250cc 2-stroke engine. The Tri-Z 250 was Yamaha's answer to the widely popular Honda ATC. But, while three-wheeled vehicles tended to ...

Looking for the perfect off-road motorcycle? Motorcyclist brings you the latest dirt bike and motorcycle reviews, new model previews, and motorcycle news. We’ve got detailed rundowns of the ...

New Laser-Based Headset Can Measure Blood Flow, Assess Risk of Stroke Sep. 30 ... Disease Risk Marker Discovered in Older Women Oct. 2, 2024 — Researchers have identified a new potential ...