1921 Indianapolis 500 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 on lap 112. DePalma retires with one win, and 612 laps led in the "500." His laps led record would not be matched for 67 years until Al Unser, Sr. tied it in 1987. Tommy Milton won the first of two 500 victories.
1981 Indianapolis 500 1981 Indianapolis 500 The 65th Indianapolis 500 was held at the Indianapolis Motor Speedway in Speedway, Indiana on Sunday, May 24, 1981. The race is widely considered one of the most controversial races in Indy history. Bobby Unser took the checkered flag as the winner, with Mario Andretti second. After the conclusion of the race, USAC officials ruled that Unser had passed cars illegally while exiting the pit area during a caution on lap 149. Unser was subsequently issued a one-position penalty. The next morning, the official race results were posted, and Unser was dropped to second place. Mario Andretti