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
1964 Indianapolis 500 1964 Indianapolis 500 The 48th International 500-Mile Sweepstakes was held at the Indianapolis Motor Speedway in Speedway, Indiana on Saturday, May 30, 1964. It was won by A. J. Foyt, but is primarily remembered for a fiery seven-car accident that resulted in the deaths of Eddie Sachs and Dave MacDonald. It is also the last race won by a front-engined "roadster", as all subsequent races have been won by rear-engined, formula-style cars. It was Foyt's second of four Indy 500 victories. Jim Clark, who finished second the previous year, won the pole position in the Lotus 34 quad-cam Ford V-8.