| Teams 1951 Dayton 100 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | Frank Carlini | Frank Carlin | Unknown |
| 0 | Harold Lucas | Harold Lucas | Unknown |
| 0 | Don Rogalla | Jimmy Florian | Oldsmobile |
| 9 | Iggy Katona | Iggy Katona | Chrysler |
| 14 | Frank Christian | Fonty Flock | Oldsmobile |
| 21 | Osiecki Racing | Jim Delaney | Ford |
| 22 | Harold Lucas | Oda Greene | Hudson |
| 40 | Tommy Thompson | Tommy Thompson | Chrysler |
| 42 | Petty Enterprises | Lee Petty | Plymouth |
| 52 | John Golabek | Neil Cole | Oldsmobile |
| 56 | Ken Swihart | Ed Benedict | Hudson |
| 59 | Julian Buesink | Lloyd Moore | Ford |
| 60 | Don Eggett | Don Eggett | Plymouth |
| 66 | Joe Beccue | Bud Riley | Hudson |
| 67 | Jim Fiebelkorn | Jim Fiebelkorn | Lincoln |
| 81 | Pappy Hough | Pappy Hough | Ford |
| 89 | Herb Trimble | Herb Trimble | Oldsmobile |
| 120 | Walt Chapman | John McGinley | Hudson |
| 121 | Walt Chapman | Dick Rathmann | Hudson |