The 19th International 500-Mile Sweepstakes Race was held at the Indianapolis Motor Speedway on Saturday, May 30, 1931. Race winner Louis Schneider, who led the final 34 laps, was accompanied by riding mechanic Jigger Johnson.
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Date: May 30, 1931
Location: Indianapolis Motor Speedway
Pace car: Cadillac 370 Twelve
Average speed: 96.629 mph (155.509 km/h)
Pole position: Russ Snowberger