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 ...

The rotary engine has been a Mazda staple since 1967. It powered one of the most famous and eccentric Japanese sports car line-ups, the RX-series, until 2012 when Mazda discontinued pure ...

Once left behind due to high fuel consumption and fragile reliability, the rotary engine, long championed by Mazda, is making ...

How the 13B-MSP Renesis evolved from earlier Mazda rotary designs, technical features explained, and common problems and maintenance issues discussed. The 13B-MSP Renesis rotary engine powered the ...

Chinese firm Dongan Auto revives the Wankel engine, developing a lightweight prototype aimed at next-gen aerial mobility ...

The 1970s were full of strange automotive experiments, but few were as unlikely as a compact Japanese pickup powered by a ...

I need to confess something. I'm a rotary geek. Yes, I know. It's a sickness. I've owned an RX-7, and I've rebuilt an RX-7. Many times. I've stared at a triangular rotor, covered in my own blood and ...

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, ...

Forbes contributors publish independent expert analyses and insights. Peter Lyon is based in Tokyo and writes about the car industry. Mazda’s rotary engine has been officially reborn, but not quite in ...

How many rotors are too many? While most Mazda engine builders and tuners wouldn’t dare to build an engine with more than four rotors, a company out of New Zealand has built a six-rotor engine for the ...