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, ...

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 ...

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 ...

A company called Changan has developed a new rotary engine, according to reports from CarNewsChina. It’s called the R05E, and ...

Mazda’s long-rumored return to rotary-powered performance is shaping up as the Iconic SP concept inches closer to a production reality. The Iconic SP is intended as a spiritual successor to the RX-7.

Changan’s R05E prototype achieves first ignition, signaling renewed interest in rotary engines but for a wilder application.

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

The Mazda 787B carved its name into motorsport history in 1991 as the first Japanese car to win the 24 Hours of Le Mans overall. Even more legendary was its powertrain, a screaming 2.6-liter ...

The 2025 Japan Mobility Show, which kicked off yesterday, is home to several world premieres, including the Mazda Vision-X Coupe. This is a four-door coupe with a stylish design that is larger than ...