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.
1997 Indianapolis 500 sanctioning the IRL and Indy 500, in favor of in-house officiating. The win by Arie Luyendyk marked the milestone 50th Indianapolis 500 victory for Firestone. It was Luyendyk's second Indy victory (he also won in 1990), as well as Scott Goodyear's second runner-up finish (1992). It was the third time in his career that Goodyear narrowly lost the Indy 500 in the closing stages. Luyendyk became the first driver since A. J. Foyt to win the race with both a turbocharged and a normally-aspirated engine. The 1997 race utilized the traditional three week / four weekend schedule that had been