PALMETTO, Fla. – The Pro Mazda Championship Presented by Cooper Tires is pleased to announce that Sunoco will expand its relationship with the Mazda Road to Indy by becoming its Official Fuel Supplier for the 2013 season and beyond. Sunoco – the Official Fuel Partner of INDYCAR – will now be the Official Fuel Supplier of the full ladder system including the Cooper Tires USF2000 Championship Powered by Mazda and Firestone Indy Lights. The Pennsylvania company is developing a new fuel for Pro Mazda based upon the same unleaded GTX 260 formula that is used in USF2000 but augmented to cater to the requirements of the series’ Mazda Renesis rotary engines. The powerplant is capable of producing 260 horsepower – providing an additional 90 horsepower over the ... FULL STORY »