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
2011 Indianapolis 500 and owner takes place in January in Detroit during the North American International Auto Show, but Wheldon was killed at Las Vegas in October. Car owners Bryan Herta and Steve Newey, along with Wheldon's widow Susie, were presented in Detroit with their trophies. The Indianapolis 500-winning car, Dallara IR3007, was the seventh chassis made by Dallara Automobili from the 2003 specifications. Originally a Panther Racing car, it was sold to Adrian Fernandez and later Marty Roth, before FAZZT bought the car in 2010, which became Sam Schmidt Motorsports' car in 2011 when it was used to win the Indianapolis 500.