1971 Indianapolis 500
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The 55th 500 Mile International Sweepstakes was a motor race held at the Indianapolis Motor Speedway in Speedway, Indiana on Saturday, May 29, 1971. Al Unser Sr. won for the second consecutive year, dominating most of the race. Wikipedia
Winner: Al Unser, Sr.
Pace car: Dodge Challenger
Date: May 29, 1971
Location: Indianapolis Motor Speedway
Average speed: 157.735 mph (253.850 km/h)
"Back Home Again in Indiana": Peter DePaolo
Rookie of the Year: Denny Zimmerman