| Teams 1951 Speedway Park 100 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | Jimmy Florian | Jimmy Florian | Ford |
| 0 | Bill Blair | Bill Blair | Oldsmobile |
| 0 | Phil Oates | Joe Eubanks | Hudson |
| 0 | Tommy Moon | Tommy Moon | Henry J |
| 0 | Hubert Hamilton | Jimmie Lewallen | Plymouth |
| 5 | Harold Nelson | Eddie Anderson | Nash |
| 6 | Marshall Teague | Herb Thomas | Hudson |
| 8 | Sam Knox | Billy Carden | Oldsmobile |
| 14 | Frank Christian | Fonty Flock | Oldsmobile |
| 16 | Snowden Racing | Bill Snowden | Ford |
| 17 | R.H. Yandell | Buddy Shuman | Plymouth |
| 22 | R.G. Shelton | Billy Myers | Hudson |
| 23 | Perry Smith | Frank Mundy | Studebaker |
| 31 | Jesse James Taylor | Jesse James Taylor | Hudson |
| 42 | Petty Enterprises | Lee Petty | Plymouth |
| 44 | Jack Smith | Jack Smith | Hudson |
| 59 | Julian Buesink | Lloyd Moore | Ford |
| 60 | Julian Buesink | Jim Paschal | Ford |
| 87 | Buck Baker Racing | Buck Baker | Plymouth |
| 91 | Ted Chester | Tim Flock | Oldsmobile |
| 93 | Thomas Racing | Donald Thomas | Plymouth |
| 99 | Leonard Tippett | Leonard Tippett | Hudson |