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, ...

Mazda still wants to build a future with rotary power in one way or another, and the revival of the RX-8 trademark is a way of keeping that legacy alive. Mazda gave the rotary another shot fairly ...

Record-breaking goal: Rob Dahm's 12-rotor engine aims to produce 5,000 HP, a figure rarely seen outside of drag racing or marine engines. Unique rotary design: The engine combines three four-rotor ...

The new Chevrolet Corvette ZR1X is one of the quickest cars you can buy, thanks in no small part to the mighty V-8 between cabin and rear axle. And now, you can build its powerful engine yourself.

Mazda made a splash in the market in 1990, launching the Eunos Cosmo with the three-rotor 20B engine. Compared with contemporary Wankel rotary engines, the 20B's extra rotor beefed the compact ...