Official Box Score
56th Indianapolis 500-Mile Race at the Indianapolis Motor Speedway
Saturday, May 27, 1972
| FP | SP | Car # | Driver | Car Name | Chassis/Engine | Laps | Status | Prize Money | |
| 1 | 3 | 66 | Mark Donohue | Sunoco McLaren | McLaren/Offy | 200 | 162.962 | $218,763 | |
| 2 | 19 | 4 | W | Al Unser | Viceroy | Parnelli/Offy | 200 | 160.192 | $95,258 |
| 3 | 6 | 1 | Joe Leonard | Samsonite | Parnelli/Offy | 200 | 159.327 | $58,793 | |
| 4 | 24 | 52 | Sam Sessions | Gene White Firestone | Lola/Ford | 200 | 158.411 | $39,583 | |
| 5 | 7 | 34 | R | Sam Posey | Norris Eagle | Eagle/Offy | 198 | Running | $37,411 |
| 6 | 11 | 5 | Lloyd Ruby | Wynn's | Atlanta/Foyt | 196 | Running | $29,557 | |
| 7 | 25 | 60 | R | Mike Hiss | STP Pylon Windshield Wiper Blade | Eagle/Offy | 196 | Running | $30,814 |
| 8 | 5 | 9 | W | Mario Andretti | Viceroy | Parnelli/Offy | 194 | Out of fuel | $24,822 |
| 9 | 31 | 11 | R | Jimmy Caruthers | US Armed Forces/Steed | Scorpion/Foyt | 194 | Running | $23,094 |
| 10 | 32 | 21 | Cale Yarborough | Bill Daniels GOP | Atlanta/Foyt | 193 | Running | $22,133 | |
| 11 | 21 | 84 | George Snider | ITT-Thompson | Coyote/Foyt | 190 | Running | $23,080 | |
| 12 | 15 | 48 | Jerry Grant | Mystery Eagle | Eagle/Offy | 188 | Penalty | $24,156 | |
| 13 | 23 | 44 | Dick Simon | TraveLodge Sleeper | Lola/Foyt | 186 | Out of fuel | $19,759 | |
| 14 | 4 | 7 | Gary Bettenhausen | Sunoco McLaren | McLaren/Offy | 182 | Ignition | $41,284 | |
| 15 | 33 | 40 | Wally Dallenbach | STP Oil Treatment | Lola/Foyt | 182 | Running | $19,645 | |
| 16 | 14 | 89 | R | John Martin | Unsponsored | Brabham/Offy | 161 | Fuel leak | $18,084 |
| 17 | 30 | 37 | R | Lee Kunzman | Caves Buick Company | Gerhardt/Offy | 131 | Lost tire | $17,901 |
| 18 | 12 | 23 | Mel Kenyon | Gilmore Racing | Coyote/Ford | 126 | Fuel injection | $17,146 | |
| 19 | 28 | 17 | Denny Zimmerman | Bryant Heating & Cooling | McLaren/Offy | 116 | Ignition rotor | $17,320 | |
| 20 | 26 | 24 | Gordon Johncock | Gulf McLaren | McLaren/Offy | 113 | Exhaust valve | $17,823 | |
| 21 | 10 | 15 | Steve Krisiloff | Ayr-Way/Lloyd's | Kingfish/Offy | 102 | Ignition rotor | $15,954 | |
| 22 | 29 | 31 | R | John Mahler | Harbor Fuel Oil | McLaren/Offy | 99 | Piston | $16,013 |
| 23 | 13 | 56 | Jim Hurtubise | Miller High Life | Coyote/Foyt | 94 | Penalty | $15,350 | |
| 24 | 20 | 14 | Roger McCluskey | American Marine Underwriters | Antares/Offy | 92 | Valve | $15,016 | |
| 25 | 17 | 2 | W | A.J. Foyt | ITT-Thompson | Coyote/Foyt | 60 | Turbocharger | $15,611 |
| 26 | 16 | 98 | Mike Mosley | Vivitar | Eagle/Offy | 56 | Accident | $15,984 | |
| 27 | 8 | 18 | Johnny Rutherford | Patrick Petroleum | Brabham/Offy | 55 | Rod | $14,535 | |
| 28 | 18 | 3 | Bill Vukovich II | Sugaripe Prune | Eagle/Offy | 54 | Rear end | $14,364 | |
| 29 | 22 | 95 | Carl Williams | City of Terre Haute | Eagle/Offy | 52 | Oil cooler | $14,022 | |
| 30 | 1 | 6 | W | Bobby Unser | Olsonite Eagle | Eagle/Offy | 31 | Ignition rotor | $30,830 |
| 31 | 2 | 12 | Peter Revson | Gulf McLaren | McLaren/Offy | 23 | Gearbox | $15,924 | |
| 32 | 9 | 42 | R | Swede Savage | Michner Industries | Eagle/Offy | 5 | Rod | $13,767 |
| 33 | 27 | 33 | R | Salt Walther | Dayton Disc Brakes | P.J. Colt/Foyt | 0 | Magneto | $14,538 |
| - | - | - | Other Awards | $ 3,511 | |||||
| Total Purse: $1,011,845 | |||||||||
Time of Race: 3:04:05.54 Average Speed: 162.962 Margin of Victory: 190.55
Pole: #6 Bobby Unser (195.940, 3:03.73) Fastest Race Lap: #66 Mark Donohue (Race Lap 150, 187.539 mph, 47.99 sec.)
Winning Car Owner: Roger Penske Enterprises Winning Chief Mechanic Karl Kainhofer Winning Tire: Goodyear
Rookie of the Year: Mike Hiss
Legend: R=Indianapolis 500-Mile Race Rookie; W=Indianapolis 500-Mile Race Former Winner;
Lap Leaders:
B. Unser 1-30, Bettenhausen 31-53, Mosley 54-56, Bettenhausen 57-161, Grant 162-165, Bettenhausen 166-175, Grant 176-187, Donohue 188-200
Lap Leader Summary:
B. Unser 1 for 30 laps, Bettenhausen 3 for 138 laps, Mosley 1 for 3 laps, Grant 2 for 16 laps, Donohue 1 for 13 laps .
Lead Changes: 7 among 5 drivers.
Caution Laps:
Cautions: 0 for 0 laps.










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