The two-stroke engine is mostly a piece of history today, but there was a time when some of the coolest developments in engine technology were two-cycle engines. Here’s how two-stroke technology rose ...

Alpha-Otto has tested its two-stroke design with natural gas, hydrogen, gasoline, and non-diesel biofuels. The RevForce engine is a working prototype scaled to 200 horsepower (149 kW) in a ...

What if the engine of the future wasn’t just a dream, but a reality? Imagine a power source that combines the raw, exhilarating performance of a two-stroke engine with innovative efficiency, ...