Wankel rotary engine

  • Six-rotor race engine spits flames

    What’s better than two rotors? Four! And what’s better than four rotors? SIX! DON’T MISS: Mad Mike Details His 1,200-HP 4-Rotor Miata Engine Build: Video That’s about all there is to this video of a beastly race-built six-rotor Wankel engine running on a stand. It was built by New Zealand’s Pulse Performance Race Engineering, the builder of the RADBUL and MADBUL rotary Miatas of Kiwi drifter Mad Mike Whiddett. SEE MORE: 12-Rotor Rotary Engine Potentially Capable Of Space/Time Manipulation: Video It spits flames. It belches black smoke. It sounds like a chorus of...

  • Rotary engine
    Will The Rotary Engine Power Mazda's Future--With The Help Of Electricity?

    Although Mazda's current rotary engine program ends with the demise of the RX-8, future rotary engines may be ideal to power the generators of extended range electric vehicles.

  • 2009 Mazda RX-8
    Is Mazda's Rotary Engine Program Dead?

    Mazda has halted further development of a replacement for their Renesis rotary engine, at least for now.

  • 1991 Mazda 787B four-rotor race car
    Patrick Dempsey Drives The Mazda 787B Race Car At Le Mans: Video

    This past weekend the unique Mazda 787B race car powered by four-rotor Wankel rotary engine took to the famous Circuit de la Sarthe in France during an exhibition run prior to the 24 Hours of Le Mans endurance car. As we previously reported, the 787B won Le Mans race 20 years ago, making Mazda the...

  • Rotary Supers Cars Predator GT preview
    Germany’s Rotary Super Cars Working On Four-Rotor Predator GT

    Remember the awesome four-rotor Mazda 787B race car that won the 24 Hours of Le Mans 20 years ago and is now set to run the famous French circuit during a demonstration ahead of this weekend’s 24 hour race? Well, it turns out that the 787B’s appearance this weekend won't be the last...

  • Wave Disk Generator engine
    Video: Revolutionary New Engine, 90 Percent Lower Emissions

    There may be life in the old dog yet - engines have never been the cleanest of machines, requiring fossil fuels for their power and releasing all manner of gases, elements and chemicals through the combustion process. Carmakers have come on in leaps and bounds over the last few decades to make the...

  • Rotary engine

    With the RX-8 sports car expected to be discontinued after the current model year, Mazda, the last bastion of the Wankel rotary engine, will be without a car in its lineup featuring the free-spinning engine. Why the predicament? Because Mazda just can’t seem to engineer the rotary to meet its own internal fuel economy and emissions standards. 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 40 years. But that robust classic tech won't do the...

  • 2010 Mazda RX-8
    Mazda SKY Rotary Engine Under Development

    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 40 years. But that robust classic tech won't do the job anymore. The next Mazda rotary will have to be a...

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