The engine is possibly the greatest invention in the history of mankind. Generally speaking, engines are machines that convert one form of energy into mechanical energy and have revolutionized all ...

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 for ...

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 ...

I wouldn't count on this singular patent bringing that ring-ding-ding sound to your local parking lot any time soon.

Now, General Motors (GM) has gone and filed a new patent application for... a two-stroke engine. The document explicitly mentions use in hybrid vehicles, immediately raising a question: Is GM ...

GM's Detroit Diesel division once made a two-stroke engine. A certain trait about this engine would lead to it getting the nickname of "Screaming Jimmy." ...

Ryan de Villiers is a budding automotive journalist based in South Africa and serving as one of the newest additions to the CarBuzz team. He immediately pursued a career in journalism after finishing ...

When I went to school for engine repair in the 1980s, we studied the differences between two- and four-stroke engine cycles extensively. If you're not familiar with engine strokes, understanding the ...

The Detroit Diesel Corporation originally launched in 1938 as a division of General Motors, and its main purpose was to build a two-stroke engine that would combine power and versatility in a small ...

Bore and stroke are two important measurements that help determine an engine's power. Here's what they mean and why they're ...

With a slogan like “The Future is Ecclectic,” we’d expect some interesting things from INNengine, a startup based in Spain. The company is showcasing a “one-stroke” engine that works as an opposed ...