Detroit Diesel built its well known two stroke engine for decades after getting its start during World War II, so why did it ...

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 ...

GM says in the patent that the compression ratio can change from between 7:1 and 11:1, though that top figure isn't ...

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, ...

Porsche has patented an innovative six-stroke engine that combines the benefits of a two-stroke engine's power with the ...

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 ...

While the automotive industry is at an important point as an increasing number of buyers gravitate toward EVs, there are still many of us who will want to hold on to combustion power for as long as ...

GM has filed a patent application for a six-cylinder engine with variable compression, showing a design that links the ...