| Pos | St | # | Driver | Chass./Eng. | Laps | Money | Status | Led | Pts |
|---|
| 1 | 2 | 2 | Al Unser | Johnny Lightning 500 (Vel Miletich) | Colt / Ford | 150 | 8165 | running | 136 | 300 |
| 2 | 3 | 3 | Bobby Unser | Mini Speedways (Ralph Wilke) | Eagle / Ford | 150 | 4815 | running | 0 | 240 |
| 3 | 4 | 12 | Lloyd Ruby | Daniels Cablevision (Gene White) | Laycock / Offy | 149 | 3090 | running | 0 | 210 |
| 4 | 5 | 7 | A.J. Foyt | Sheraton / Thompson (A.J. Foyt) | Coyote / Ford | 149 | 2441 | running | 0 | 180 |
| 5 | 8 | 9 | Mike Mosley | G.C. Murphy (Ralph Wilke) | Watson / Offy | 148 | 2085 | running | 0 | 150 |
| 6 | 11 | 74 | Jim McElreath | Caves Buick (Myron Caves) | Gerhardt / Offy | 144 | 1800 | running | 0 | 120 |
| 7 | 12 | 89 | George Snider | Darwin Maxson | Epperly / Offy | 140 | 1515 | running | 0 | 90 |
| 8 | 13 | 92 | Steve Krisiloff | VTM Finishing (American Racing Associates) | Gerhardt / Ford | 140 | 1373 | running | 0 | 75 |
| 9 | 21 | 73 | Karl Busson | Southwest Lift Truck (Bob Cavanaugh) | Halibrand / Chevy | 137 | 1301 | running | 0 | 60 |
| 10 | 6 | 22 | Wally Dallenbach | Sprite (Lindsey Hopkins) | Eagle / Offy | 127 | 1230 | turbocharger | 0 | 45 |
| 11 | 7 | 10 | Art Pollard | Pollard Car Wash (Race Go Corp.) | Gerhardt / Offy | 104 | 1159 | turbocharger | 0 | 30 |
| 12 | 17 | 52 | Jerry Karl | Trackstar Helmet (Jerry Karl) | Gerhardt / Chevy | 99 | 1087 | ignition | 0 | 15 |
| 13 | 1 | 1 | Mario Andretti | STP Oil Treatment (Andy Granatelli) | Brawner / Ford | 78 | 1766 | valve | 14 | |
| 14 | 19 | 51 | Ned Spath | Minnesota Serendipity (Pat O'Reilly) | Huffaker / Chevy | 54 | 945 | overheating | 0 | |
| 15 | 20 | 62 | Darrell Dockery | Manzanita Speedway (Darrell Dockery) | Gerhardt / Chevy | 45 | 874 | oil leak | 0 | |
| 16 | 14 | 99 | Bruce Walkup | Joe Hunt Magneto (Joe Hunt) | Gerhardt / Offy | 44 | 803 | oil leak | 0 | |
| 17 | 10 | 16 | Gary Bettenhausen | Thermo King (Don Gerhardt) | Gerhardt / Offy | 41 | 731 | crash | 0 | |
| 18 | 9 | 5 | Gordon Johncock | Gilmore Broadcasting (Gordon Johncock) | Gerhardt / Offy | 40 | 660 | crash | 0 | |
| 19 | 16 | 65 | Bruce Jacobi | Travelon Trailer (Ernest Ruiz) | Gerhardt / Offy | 38 | 660 | crash | 0 | |
| 20 | 18 | 98 | Johnny Anderson | Wynn's Spitfire (Agajanian-Faas Racers) | Shrike / Offy | 36 | 660 | crash | 0 | |
| 21 | 24 | 68 | Nick Dioguardi | Arciero Brothers | Eisert / Chevy | 28 | 660 | crash | 0 | |
| 22 | 15 | 28 | Bill Simpson | Dewan Racing Jacket (Bill Simpson) | Cheetah / Chevy | 11 | 660 | bearing | 0 | |
| 23 | 23 | 55 | Ludwig Heimrath | Heimrath Porsche (Ludwig Heimrath) | Eisert / Chevy | 7 | 660 | ignition | 0 | |
| 24 | 22 | 44 | Dick Simon | Racing International | Vollstedt / Ford | 4 | 660 | magneto | 0 | |