Speaking of GM, the most noteworthy vehicles to come out of the GM Rotary Combustion Engine (GMRCE) program were unquestionably their prototype rotary Corvettes. Developed specially as a showcase ...

Through the history of internal combustion engines, there has been plenty of evolution, but few revolutions. Talk of radically different designs always leads to a single name – Wankel.

Both rotary engines and piston engines utilize internal combustion and share the same phases of intake, compression, power, and exhaust. But beyond this similarity, they are very different in ...

Although there was briefly a company called Rotary Rocket, the term is much better known as a nickname for the Mazda RX-7 — one of the few cars that used a Wankel, or rotary, engine. If you ever ...

This development group has the hard task of trying to make the rotary stack up to modern internal combustion engines in terms of emissions and fuel-economy standards. Neither factor were ever ...

it is a reciprocating engine that works as a rotary. Imagine an ICE with a single piston. Apart from going up and down, it also rotates inside the combustion chamber of the Avadi prototype.

We all know about opinions – everyone’s got one etcetera – but there’s perhaps nothing quite as divisive in the automotive world as the rotary engine. Aficionados will wax lyrical about ...

According to Mazda, the new engine is “close to the ultimate combustion” delivering high fuel efficiency ... Additionally, it ...

and Mazda says plenty of the learnings regarding emissions control can be applied to rotary engines, too. As well as refining the combustion process, Mazda also says it has reduced the amount of ...

Mazda is moving ahead with plans, first discussed last November, to launch an in-house developed hybrid system in the CX-5 ...