| Teams 1972 Winston Western 500 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | Jim Calder | Frank James | Chevrolet |
| 2 | Mike Ober | Dick Bown | Plymouth |
| 3 | John Soares Jr | John Soares, Jr. | Dodge |
| 4 | Kranzler Racing | Dick Kranzler | Chevrolet |
| 4 | Beryl Jackson | Hershel McGriff | Plymouth |
| 6 | Cos Cancilla | Jerry Oliver | Oldsmobile |
| 6 | Castle Racing | Neil Castles | Dodge |
| 7 | Ivan Baldwin | Ivan Baldwin | Chevrolet |
| 7 | Ernie Conn | Jack McCoy | Dodge |
| 8 | Negre Racing | Ed Negre | Ford |
| 12 | Howard & Egerton Racing | Bobby Allison | Chevrolet |
| 15 | Bud Moore Engineering | David Pearson | Ford |
| 16 | Team Penske | Mark Donohue | AMC Matador |
| 18 | Frasson Racing | Joe Frasson | Dodge |
| 19 | Henley Gray Racing | Henley Gray | Ford |
| 21 | Wood Brothers Racing | A.J. Foyt | Mercury |
| 24 | Gordon Racing | Cecil Gordon | Mercury |
| 26 | Dean Thorne | Carl Joiner | Chevrolet |
| 27 | Bown Racing | Chuck Bown | Plymouth |
| 30 | Vic Ballard | Walter Ballard | Ford |
| 32 | Dean Barnicle | Kevin Terris | Plymouth |
| 39 | Friday Hassler | Friday Hassler | Chevrolet |
| 42 | Dean Barnicle | Larry Esau | Chevrolet |
| 43 | Petty Enterprises | Richard Petty | Plymouth |
| 47 | Williams Racing | Raymond Williams | Ford |
| 48 | Hylton Engineering | James Hylton | Ford |
| 57 | David Ray Boggs | David Ray Boggs | Dodge |
| 61 | Danielsen Racing | Jim Danielsen | Mercury |
| 64 | Langley Racing | Elmo Langley | Ford |
| 70 | McDuffie Racing | J.D. McDuffie | Chevrolet |
| 71 | K&K Racing | Bobby Isaac | Dodge |
| 72 | DeWitt Racing | Benny Parsons | Ford |
| 75 | Glen Dorrity | Paul Dorrity | Chevrolet |
| 77 | Roberts Racing | Charlie Roberts | Ford |
| 79 | Warren Racing | Frank Warren | Dodge |
| 82 | Gautsche Racing | Ron Gautsche | Ford |
| 88 | Lubinski Racing | Ron Keselowski | Dodge |
| 88 | Don Noel | Don Noel | Dodge |
| 91 | Don Nuzum | Johnny Anderson | Chevrolet |
| 96 | Elder Racing | Ray Elder | Dodge |