| Indianapolis | Jack Hinkle | 4 | McGRATH Jack | 3000 | Offenhauser | 3 | 11 |
| Jim Robbins | 5 | PARSONS Johnnie | 1000 | Offenhauser | 31 | 10 |
| Miracle Power | 9 | LINDEN Andy | 4000 | Offenhauser | 2 | 33 |
| Bardahl/Ed Walsh | 14 | JAMES Joe | 4000 | Offenhauser | 16 | 13 |
| Springfield Welding/Paoli | 16 | STEVENSON Chuck | 4000 | Offenhauser | 11 | 18 |
| Bardahl/Ed Walsh | 18 | HANKS Sam | 3000 | Offenhauser | 5 | 3 |
| Novi Pure Oil/Lewis Welch | 21 | MILLER Chet | ??? | Novi | 27 | 30 |
| Tom Sarafoff | 22 | GRIFFITH Cliff | 2000 | Offenhauser | 9 | 9 |
| Fuel Injection/Howard Keck | 26 | VUKOVICH Bill | 500A | Offenhauser | 8 | 17 |
| Cummins Diesel | 28 | AGABASHIAN Fred | ??? | Cummins | 1 | 27 |
| McDowell/Roger Wolcott | 31 | McDOWELL Johnny | ??? | Offenhauser | 33 | 21 |
| Bowes Seal Fast/Ray Brady | 33 | CROSS Art | 4000 | Offenhauser | 20 | 5 |
| Federal Engineering | 34 | WARD Rodger | 4000 | Offenhauser | 22 | 23 |
| Novi Pure Oil/Lewis Welch | 36 | NALON Duke | ??? | Novi | 4 | 25 |
| John Zink | 37 | REECE Jimmy | 4000 | Offenhauser | 23 | 7 |
| Federal Engineering | 54 | CONNOR George | 3000 | Offenhauser | 14 | 8 |
| Grancor-Wynn’s Oil | 59 | RATHMANN Jim | 3000 | Offenhauser | 10 | 2 |
| Mel-Rae/Mel Wiggers | 67 | HARTLEY Gene | 4000 | Offenhauser | 18 | 28 |
| McNamara/Lee Elkins | 73 | SWEIKERT Bob | 2000 | Offenhauser | 32 | 26 |
| Peter Schmidt | 77 | BRYAN Jimmy | 3000 | Offenhauser | 21 | 6 |
| Ludson Morris | 93 | SCOTT Bob | 2000 | Offenhauser | 25 | 29 |
