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
2017 Indianapolis 500 2017 Indianapolis 500 The 2017 Indianapolis 500 (branded as the 101st Indianapolis 500 presented by PennGrade Motor Oil for sponsorship reasons) is a Verizon IndyCar Series event that occurred on Sunday May 28, 2017, at the Indianapolis Motor Speedway in Speedway, Indiana, United States. The race was the premier event and the sixth race of the 2017 Verizon IndyCar Series season. Despite a threatening weather forecast in the days leading up to the event, the race ran its scheduled distance of 200 laps (500 miles) and was won by Japanese driver Takuma Sato of Andretti Autosport. Sato, who also finished