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45Report: Next Mazda RX-8 to use Sky G rotary

Mazda has big plans for the future of its rotary engine. According to GoAuto, the company is currently hard at work on improving the powerplant's fuel economy by a full 50 percent. If it can pull it off, the new mill will proudly wear the same "Sky" designation as its traditional four-cylinder counterparts. The site quotes Seita Kanai, Mazda's director of R&D and program management, as saying that upping the rotary's fuel economy is essential for the engine's survival.

15Emissions regulations to kill Mazda RX-8 after 2011 model year?

2009 Mazda RX-8 – Click above for high-res image gallery

88Mazda RX-8 to exit U.S. market after 2011 model year?

2009 Mazda RX-8 – Click above for high-res image gallery

25Geneva 2010: Audi A1 e-tron Wankels its way to the show floor

Audi A1 e-tron concept – Click above for high-res image gallery

26Geneva 2010: Audi A1 e-tron Wankels its way to the show floor

Audi A1 e-tron concept - Click above for high-res image gallery

22SEMA 2009: World's only known four-rotor Mazda RX-8

BMI Racing Mazda RX-8 four-rotor - Click above for high-res image gallery

22SEMA 2009: Turbo rotary Mazda MX-5 begs to be flogged

Turbo Rotary Mazda MX-5 - Click above for high-res image gallery

55REPORT: Mazda's next-generation rotary needs more work

2009 Mazda RX-8 - Click above for high-res image gallery

51VIDEO: Norton NRV588 rotary-powered motorcycle in action

Norton NRV588 rotary-powered motorcycle - Click above to watch the video

24Don't jump! Rotary-engine 'Vette prototype saved from rooftop

Back in the 70s, GM was looking to take its much beloved Corvette to the next level. The General charged John DeLorean with investigating the possibility of putting a mid-engine rotary under hood, and the 1973 GM XP897 was the culmination of his efforts. The steel-bodied Vette was built atop a Porsche 914 chassis, and GM poured millions into R&D. The problem was that the Rotary engine was just as thirsty as America's much loved V8, and it was an emissions failure. GM deemed the XP897 a lost

1Mazda's RX-8 Hydrogen RE hits the snow and ice for the first time

Click on the photo for a high-res gallery of the RX-8 in cold weather testing

19Moller Skycar makes it on eBay

When we first reported on the Moller M400 Skycar auction a couple of weeks ago, we speculated that you would need a pilot's license in addition to the $4 million reserve price. Well, the flying car has finally reached the pages of eBay and we have more of the specifics for you. As many of us suspected, the Skycar "is suitable for test and evaluation only and is not certified for use by the Federal Aviation Authority nor as a licensed road vehicle." So you are basically bidding to finance future

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