Hoosier Hundred
Indiana State Fairgrounds
1 Mile Dirt Oval
100 Laps/100 Miles
September 12, 1970
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | 6 | Al Unser | 2 | Johnny Lightning 500 | King | Ford | 100 | 1:01:13.70 97.944 | 200 |
| 2 | 8 | Ralph Liguori | 58 | Enterprise Machine | Flynn | Offy | 100 | Finished | 160 |
| 3 | 4 | A. J. Foyt | 7 | Sheraton-Thompson | Meskowski | Ford | 100 | Finished | 140 |
| 4 | 2 | Sam Sessions | 77 | Walther | Silnes | Offy | 100 | Finished | 120 |
| 5 | 12 | Mike Mosley | 9 | G. C. Murphy | Watson | Offy | 100 | Finished | 100 |
| 6 | 3 | Bruce Walkup | 98 | Wynn's Spitfire | Watson | Offy | 100 | Finished | 80 |
| 7 | 9 | Greg Weld | 41 | McIntire Chevrolet | King | Chevy | 100 | Finished | 60 |
| 8 | 10 | Bentley Warren | 94 | Vatis Enterprises | Vollstedt | Offy | 99 | Flagged | 50 |
| 9 | 11 | Will Cagle | 12 | Daniels Cablevision | King | Chevy | 98 | Flagged | 40 |
| 10 | 13 | Jim McElreath | 14 | McElreath | McElreath | Chevy | 97 | Flagged | 30 |
| 11 | 14 | Mario Andretti | 1 | STP Oil Treatment | King | Ford | 96 | Flagged | 20 |
| 12 | 15 | Jim Malloy | 31 | Stearns Transi-Tread | Meskowski | Offy | 94 | Flagged | 10 |
| 13 | 5 | Bob Harkey | 52 | Bob Harkey | Meskowski | Offy | 86 | Lost oil pressure | |
| 14 | 16 | George Snider | 24 | City of Syracuse | Dunlop | Offy | 52 | Broken steering gear | |
| 15 | 17 | Carl Williams | 82 | Mid-American Truck | Meskowski | Offy | 43 | Blown engine | |
| 16 | 7 | Bill Puterbaugh | 19 | MVS | Ward | Offy | 34 | Stalled | |
| 17 | 1 | Johnny Parsons | 39 | Seymour Enterprises | Meskowski | Chevy | 22 | Overheated | |
| 18 | 18 | Jerry Poland | 70 | Smith Speed Shop | Ward | Chevy | 11 | Broken fuel tank | |
| -- | -- | Gary Bettenhausen | 16 | Thermo King | Ward | Offy | -- | DNS, too slow | |
| -- | -- | Karl Busson | 48 | Ron Hart | Cedoz | Chevy | -- | DNS, too slow | |
| -- | -- | Larry Cannon | 47 | Blacker | Cannon | Chevy | -- | Blew engine practice | |
| -- | -- | Larry Dickson | 20 | STP Gas Treatment | Kuzma | Offy | -- | DNS, too slow | |
| -- | -- | Rollie Beale | 46 | Kilman | Meskowski | Offy | -- | DNS, too slow | |
| -- | -- | Ron Burke | 74 | Burke | Moore | Offy | -- | DNS, too slow | |
| -- | -- | Tom Bigelow | 84 | Midwest Manufacturing | Kurtis | Offy | -- | Burned piston practice | |
| -- | -- | Wally Dallenbach | 22 | Sprite | Kuzma | X | -- | Did not start | |
| -- | -- | Leigh Earnshaw | 57 | Ken Brenn | Meskowski | Offy | -- | Burned piston practice | |
| -- | -- | Arnie Knepper | 44 | H. E. K. | Turner | Chevy | -- | Wrecked practice | |
| -- | -- | Bobby Unser | 3 | Wagner-Lockheed | Watson | Offy | -- | DNS, too slow | |
| -- | -- | Johnny Rutherford | 18 | Patrick Petroleum | Lesovsky | Offy | -- | DNS, too slow |
| Lap Leaders | Total | Laps |
| A. J. Foyt | 54 | 2-55 |
| Al Unser | 45 | 56-100 |
| Sam Sessions | 1 | 1 |