The 1963 USAC Championship Car season consisted of 12 races, beginning in Trenton, New Jersey on April 21 and concluding in Phoenix, Arizona on November 17. There was also one non-championship event at Pikes Peak, Colorado. The USAC National Champion was A. J. Foyt, and the Indianapolis 500 winner was Parnelli Jones. Jim Clark's win at Milwaukee in August marked the first win for a rear-engined car in Champ Car competition.