| Fin | St | Driver | # | Owner | Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Charlie Kemp | 23 | Rinzler Motoracing/Royal Crown | Porsche 917/10 005 | 80 | 15,000 | running | 51 |
| 2 | 8 | Hans Wiedmer | 4 | Hans Wiedmer | Porsche 917/10 006 | 78 | 11,000 | running | 0 |
| 3 | 10 | Bob Nagel | 17 | Nagel Racing | Lola T260 HU1/Chevrolet | 77 | running | 0 | |
| 4 | 9 | Scooter Patrick | 8 | U.S. Racing | McLaren M8D 3/Chevrolet | 77 | running | 0 | |
| 5 | 14 | Steve Durst | 3 | Vasek Polak Racing Inc. | Porsche 917 028 | 77 | running | 0 | |
| 6 | 7 | John Cannon | 11 | Motschenbacher Racing | McLaren M8F 72-07/Chevrolet | 77 | 4,000 | running | 0 |
| 7 | 1 | Mark Donohue | 6 | Roger Penske | Porsche 917/30 002 | 73 | running | 2 | |
| 8 | 13 | Ed Felter | 47 | Blue Magic Corp. | McLaren M8E Chevrolet | 71 | running | 0 | |
| 9 | 6 | John Cordts | 9 | William Overhauser Racing | McLaren M8D 4/Chevrolet | 68 | 2,300 | out of fuel | 0 |
| 10 | 15 | Pete Sherman | 51 | Dave Causey | McLaren M8F Chevrolet | 67 | running | 0 | |
| 11 | 18 | William Wonder | 15 | W. M. Wonder Inc. | McLaren M8C 70-03/Chevrolet | 67 | running | 0 | |
| 12 | 16 | Tom Dutton | 34 | Burmester Racing | McLaren M8C 70-10/Chevrolet | 64 | running | 0 | |
| 13 | 3 | George Follmer | 16 | Rinzler Motoracing/Royal Crown | Porsche 917/10 003 | 53 | transmission | 0 | |
| 14 | 20 | Jim Butcher | 41 | Jim Butcher Racing | McLaren M8C 70-04/Chevrolet | 37 | handling | 0 | |
| 15 | 5 | Hurley Haywood | 59 | Brumos Racing | Porsche 917/10 007 | 30 | transmission | 0 | |
| 16 | 2 | Jody Scheckter | 0 | Vasek Polak Racing Inc. | Porsche 917/10 018 | 29 | tire | 27 | |
| 17 | 17 | Dick Durant | 81 | Dick Durant | Lola T163 SL163-16/Chevrolet | 22 | oil leak | 0 | |
| 18 | 19 | David Saville-Peck | 45 | David Saville-Peck | Costello SP7 Oldsmobile | 8 | overheating | 0 | |
| 19 | 12 | Warren Agor | 13 | Warren Agor Racing Ent. | McLaren M8FP 72-05/Chevrolet | 3 | oil pump | 0 | |
| 20 | 11 | Jackie Oliver | 101 | Don Nichols | Shadow DN2 1A/Chevrolet | 2 | gearbox | 0 |