| Fin | St | Driver | # | Owner | Car | Laps | Money | Status | Laps Led |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | George Follmer | 7 | Roger Penske | Porsche 917/10 003 | 61 | 45,950 | running | 55 |
| 2 | 4 | Peter Revson | 4 | McLaren Racing | McLaren M20 1/Chevrolet | 61 | 12,600 | running | 0 |
| 3 | 3 | Mark Donohue | 6 | Roger Penske | Porsche 917/10 005 | 61 | 9,700 | running | 6 |
| 4 | 5 | Jackie Oliver | 102 | Advanced Vehicle Systems | Shadow Mk.3 Chevrolet | 59 | 6,950 | gearbox | 0 |
| 5 | 8 | David Hobbs | 1 | Carl Haas | Lola T310 HU01/Chevrolet | 59 | 4,500 | running | 0 |
| 6 | 10 | Peter Gregg | 59 | Peter Gregg | Porsche 917/10 007 | 59 | 3,300 | running | 0 |
| 7 | 11 | Mike Hiss | 8 | McLaren M8D 3/Chevrolet | 59 | 2,800 | running | 0 | |
| 8 | 9 | Willy Kauhsen | 18 | Willi Kauhsen Racing Team | Porsche 917/10 001 | 59 | 2,400 | running | 0 |
| 9 | 18 | Scooter Patrick | 33 | Otto Zipper Alfa Racing | Alfa Romeo T33/4 75080-023 | 57 | 2,200 | running | 0 |
| 10 | 20 | Bob Peckham | 64 | Peckham Racing | McLaren M8C Chevrolet | 56 | 2,000 | running | 0 |
| 11 | 25 | Frank Kahlich | 30 | Frank Kahlich | McLaren M6B 50-15/ Chevrolet | 55 | 1,600 | running | 0 |
| 12 | 27 | Tom Dutton | 34 | George Drolsom | McLaren M8C 70-10/Chevrolet | 55 | 1,600 | running | 0 |
| 13 | 21 | Nick Dioguardi | 65 | Nick Dioguardi | Ti 22 Mk II Chevrolet | 54 | 1,400 | puncture | 0 |
| 14 | 31 | Kent Fellows | 31 | Warren Agor | McLaren M8B 2/Chevrolet | 53 | 1,200 | running | 0 |
| 15 | 32 | Danny Hopkins | 35 | Danny Hopkins | Lola T160 SL160-8/Chevrolet | 53 | 1,000 | running | 0 |
| 16 | 33 | Dick Hayes | 83 | Dick Hayes | Porsche 908/02 022 | 47 | 800 | accident | 0 |
| 17 | 14 | Lothar Motschenbacher Hans Wiedmer | 12 | Wiedmer Racing Team | McLaren M8F 72-07/Chevrolet | 46 | 700 | engine | 0 |
| 18 | 24 | Tom Heyser | 61 | Albert Heyser | Lola T260 HU2/Chevrolet | 46 | 600 | running | 0 |
| 19 | 2 | Denis Hulme | 5 | McLaren Racing | McLaren M20 3/Chevrolet | 45 | 13,100 | cam follower | 0 |
| 20 | 13 | Bob Nagel | 17 | Bob Nagel | Lola T222 HU07/Chevrolet | 43 | 500 | engine | 0 |
| 21 | 26 | Gary Wilson | 19 | Gary Wilson | McLaren M8E 80-02/Chevrolet | 43 | 500 | running | 0 |
| 22 | 7 | François Cevert | 22 | Young American Racing Team | McLaren M8F 1/Chevrolet | 38 | 450 | transmission | 0 |
| 23 | 16 | Charlie Kemp | 23 | Bobby Rinzler | Lola T222 HU08/Chevrolet | 34 | 450 | engine | 0 |
| 24 | 23 | Sam Posey | 20 | Vasek Polak Racing Team | Porsche 917 PA 028 | 31 | 400 | gearbox | 0 |
| 25 | 17 | Lothar Motschenbacher | 11 | Motschenbacher Racing | McLaren M8D 1/Chevrolet | 26 | 400 | head gasket | 0 |
| 26 | 22 | Ed Felter | 47 | Ed Felter | McLaren M8E Chevrolet | 20 | 0 | running | 0 |
| 27 | 6 | Milt Minter | 0 | Vasek Polak Racing Team | Porsche 917/10 006 | 18 | 12,500 | engine | 0 |
| 28 | 30 | Monte Shelton | 57 | Monte Shelton | Lola T162 SL162-13/Chevrolet | 18 | 0 | transmission | 0 |
| 29 | 28 | Ron Grable | 10 | Ron Grable | Lola T160 SL160-7/Chevrolet | 15 | 0 | accident | 0 |
| 30 | 15 | Charles Parsons | 55 | Roger McCaig | McLaren M8FP 72-01/Chevrolet | 10 | 0 | suspension | 0 |
| 31 | 12 | John Cordts | 9 | William Overhauser Racing | McLaren M8D 4/Chevrolet | 8 | 0 | engine | 0 |
| 32 | 29 | Mark Waco | 37 | Mark Waco | McLaren M8F 72-05/Chevrolet | 8 | 0 | overheating | 0 |
| 33 | 19 | Mike Parkes | 13 | Scuderia Filipinetti | Ferrari 512F 1048 | 57 | 0 | disqualified | 0 |