How GM's Series 71 two-stroke diesel engine accidentally gave birth to the iconic GMC 6-71 supercharger used in hot rods and muscle cars.

Automotive giant General Motors has filed patents for a two-stroke engine of the type whose excess emissions took it off the road decades ago as a technology seen as having no future. The patent is ...

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, ...