1983 Indianapolis 500 would go on to win four races during the season and finish second to Al Unser Sr. for the CART championship. The 1983 Indy 500 ushered in a new era of civility and stability in the sport of Indy car racing. After four years of conflict and organizational disputes between USAC and CART, the two sanctioning bodies came to an amicable truce. The Indianapolis 500 would be sanctioned singly by USAC, and officially would be part of the ceremonial Gold Crown. However, the race was now recognized on the CART schedule, and counted towards the 1983 CART PPG Indy Car
1940 Indianapolis 500 1940 Indianapolis 500 The 28th International 500-Mile Sweepstakes Race was held at the Indianapolis Motor Speedway on May 30, 1940. The winner was Wilbur Shaw in the same Maserati 8CTF he had driven to victory in 1939. Shaw became the first driver in the history of the race to win in consecutive years. It also marked Shaw's third win in four years, making him the second three-time winner of the race. Shaw's average speed was , slowed by rain which caused the last 50 laps to be run under caution. Shaw took home $31,875 () in prize winnings, plus additional