Two-stroke engines have largely fallen out of fashion when it comes to newer vehicles. However, GM appears to have not forgotten about them completely.

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 ...

The GP-derived two-stroke V4 that America was banned from buying is now one of the most coveted collector bikes you can find.

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 ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

It's been a long time since the automotive world has bothered with the mixing of oil and gas of the two-stroke combustion cycle — but soon, it may come time to rid ourselves of four-stroke engines, if ...