1977 Indianapolis 500 1977 Indianapolis 500 The 61st International 500 Mile Sweepstakes was held at the Indianapolis Motor Speedway in Speedway, Indiana on Sunday, May 29, 1977. Considered one of the most historically significant editions of the Indianapolis 500, several sidebar stories complemented the unprecedented accomplishment of race winner A. J. Foyt. Foyt became the first driver to win the Indianapolis 500 four times. As of 2017, Foyt's record has been tied by Al Unser Sr. and Rick Mears, but still stands as an Indy record. Foyt's victory is also the last time the winning car (both chassis and engine) was built entirely
1951 Indianapolis 500 1951 Indianapolis 500 The 35th International 500-Mile Sweepstakes was held at the Indianapolis Motor Speedway on Wednesday, May 30, 1951. The event was part of the 1951 AAA National Championship Trail, and was also race 2 of 8 in the 1951 World Championship of Drivers. For the second year in a row, no European Formula One-based teams entered the race. Duke Nalon, who had suffered serious burns in a crash in 1949, and who missed the 1950 race, made a comeback at Indy by winning the pole position in a Novi. Heavy attrition saw only eight cars running at the