The 20B-powered Peugeot Proto delivers an extreme rotary soundtrack, screaming up to 11,000 RPM with a unique 3-rotor engine ...

The Mazda ND Miata becomes a completely different machine with a twin-turbo 26B 4-rotor engine screaming to 9,000 RPM. This ...

The rotary engine is unique in its success and failure and its ability to make an impact with a completely different way of thinking. As it is, every production car for the last 130 years, aside from ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both into a single ...

Depending on how long you've been aware of the motorcycle timeline, you might hold a few opinions about Suzuki as a manufacturer. With that in mind, it's probably no surprise that a common criticism ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

The Iconic SP is almost certain to house the new rotary powertrain announced by CEO Moro. It’s official. The rotary is coming back. Earlier this month at the Tokyo Auto Salon, Japan’s biggest car ...

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different. Mazda introduced the innovative Wankel rotary engine in the 1967 ...

Forbes contributors publish independent expert analyses and insights. Peter Lyon is based in Tokyo and writes about the car industry. At the Japan Mobility Show two years ago, Mazda unveiled a ...

Isaac Atienza is a Filipino motoring journalist who joined TopSpeed.com in 2021. He also owns a Filpino motoring website called Go Flat Out PH and is also a contributor to a local newspaper called The ...