A 354cc European two-stroke reshaped American motocross by proving light weight and usable power could beat traditional 500s.

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 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 ...

Anyone who appreciates simplicity of design and efficiency of operation has to like small two-stroke-cycle engines that power construction tools such as cut-off saws, rammers and breakers. Producing ...