Sherco updated its 2025 line of 125, 250 and 300 ST-F Factory trials bikes. These updates include a new design/graphics, a ...

One of the lightest competition 125cc 2-stroke machines on the market, the 2007 MY YZ125 is a natural stage in becoming a champion, and an exceptional intermediate bike before taking on the big ...

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 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 ...

The 2012 124cc engine of the Yamaha YZ125 offers a staggering 33HP of high-torque fun, and makes the bike suitable for both generic off-road use and fast-paced dirt ... This 2-stroke bike sports ...

The new WK Bikes Scrambler 125 has arrived, combining legendary styling ... rounded and great value scrambler bike. This smooth 4 stroke reliable motor will turn heads in homage to the British ...

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 ...

Ducati's newest V2 engine tips the scales at a featherweight 120 pounds, yet abandoning desmodromic valves raises questions ...