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

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 ...

Although production of the mass-produced Wankel engine ended when the last 2012 Mazda RX-8 rolled off the assembly line, the Japanese automaker hasn't given up development of its signature rotary ...

When Mazda discontinued the RX-8, most people assumed the rotary engine was finished. The RX-8 was the last production car to use Mazda's signature Wankel rotary, and its departure seemed to signal ...

Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of ...