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Mazda’s SKYACTIV Diesel engine found under the hood of Mazda6 race cars in 2013 will now be found in a pair of 2014 TUDOR United SportsCar Championship prototypes. Mazda Motorsports said it will field a pair of factory-backed SKYACTIV Technology-powered prototypes. Behind the wheel will be the four drivers who delivered nine race wins and […]

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After nearly two years of planning, Mazda Motorsports announced it will field a pair of factory-backed SKYACTIV-D Smart Diesel-powered racecars in the top Prototype Class for the 2014 TUDOR United SportsCar Championship (USCC), The first race for this diesel powerplant will be the Rolex 24 at Daytona held January 25 to 26, 2014. The company […]

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Ford has announced there’s a new King of Speed at Daytona International Speedway. Colin Braun drove a Riley Technologies Daytona Prototype race car, powered by the new 3.5-liter, V-6 Ford EcoBoost race engine, to a new Daytona single lap speed record of 222.971 mph during a special record run attempt October 9. This week’s attempt […]

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