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
1921 Indianapolis 500 the pole position as the only driver over the 100 mph mark. None of his four laps matched the track record (104.78 mph) set in 1919. This would be the first 500 that featured the familiar starting grid of rows of cars three-abreast. 1921 Indianapolis 500 The 9th International 500-Mile Sweepstakes Race was held at the Indianapolis Motor Speedway on Monday, May 30, 1921. Ralph DePalma dominated yet another early running of the 500, but again fails to win. He led 109 laps, and had a two-lap lead at the halfway point. A connecting rod broke, and he dropped out