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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