1987 Indianapolis 500 Al Unser, Sr. held off Roberto Guerrero by 4.496 seconds, to win his record-tying fourth Indianapolis 500 victory. By leading the final 18 laps, Unser, Sr. tied the all-time record for most laps led in Indy 500 competition, and, at 47 years of age, also became the oldest winner of the 500. Mario Andretti's dominance of the month, and subsequent failure to achieve victory, was largely unprecedented in modern times. He led the practice speed chart on 11 of the 17 days (he participated in only 13 days), won the pole position, won the pit stop contest, had the fastest
1993 Indianapolis 500 1993 Indianapolis 500 The 77th Indianapolis 500 was held at the Indianapolis Motor Speedway in Speedway, Indiana on Sunday, May 30, 1993. Emerson Fittipaldi took the lead with 16 laps to go, and won his second career Indy 500 victory. The race was sanctioned by USAC and was part of the 1993 PPG Indy Car World Series. Several sidebar stories during the month complemented one of the most competitive Indy 500 races in recent years. Much of the pre-race attention for the month focused heavily on rookie Nigel Mansell, the reigning Formula One World Champion, who switched to the CART