High Quality Content by WIKIPEDIA articles! The 1993 IndyCar season, the fifteenth in the CART era of U.S. open-wheel racing, consisted of 16 races, beginning in Surfers Paradise, Queensland, Australia on March 21 and concluding in Monterey, California on October 3. The PPG Indy Car World Series Drivers` Champion and Rookie of the Year was Nigel Mansell. The winner of the 77th Indianapolis 500, sanctioned by the USAC, was Emerson Fittipaldi.