The Honda Chimney Engine represents a bold leap forward in engine technology, integrating a valve within the piston and ...

The engine provided the 787b with 700 hp and 448 lb-ft of torque which, in a chassis that weighed just 1,830 pounds, ensured it shifted down the 3.7-mile Mulsanne Straight.

The rotary engine may have mostly been abandoned for the piston design found in most conventional car engines, but a couple ...

Eleven years after discontinuing it, Mazda has brought back its signature rotary engine in an unusual way. It turned it into a range-extending generator for its MX-30 electric SUV.

The rotary is pending resurrection, but in the meantime, swapping one of these old-fashioned cylinder powerplants in your ...

The rotary engine is a love-it or hate-it piece of engineering. Marvelously simple and compact yet viciously inefficient, variants of the spinning triangle have seen use in Mazda's cars for over ...

They used various rotary engines in many of their cars, before they finally put it out of production this year, along with the RX-8.

It seems like we've been waiting forever for Mazda to come out with a new rotary engine. The last production car to use the unique powerplant was the RX-8, and that car was cancelled all the way ...

Mazda's famed rotary engine may spin once again. The automaker confirmed the development of a range-extending rotary engine with Toyota for use in a shared future project. Toyota revealed the e ...

The rotary engine could be on the verge of a revolution. California startup GoTek Energy has received a patent for a new type of motor – one that addresses some of the shortcomings of past ...

Yes, the RX-3 wasn't the first rotary-powered Mazda. The Japanese company debuted its first Wankel engine with the Cosmo sports car in 1967, four years before the RX-3 rolled out.

Part 2: Must-read advice from expert Jim Mederer for anyone interested in a rotary engine. From the July 2010 issue of Modified magazine.