| Teams for 1972 Michigan Motor State 400 |
|---|
| Car | Team | Driver | Mfg |
|---|---|---|---|
| 00 | Bobby Mausgrover | Bobby Mausgrover |  |
| 2 | Marcis Auto Racing | Bill Seifert | |
| 4 | J. Marvin Mills | John Sears |  |
| 5 | Faustina Racing | Doc Faustina | |
| 05 | McGee Racing | David Sisco |  |
| 06 | Castles Racing | Neil Castles | |
| 7 | Dean Dalton | Dean Dalton |  |
| 8 | Negre Racing | Ed Negre | |
| 9 | Housby Racing | Pete Hamilton | |
| 10 | Champion Racing | Bill Champion | |
| 12 | Howard & Egerton Racing | Bobby Allison | |
| 15 | Bud Moore Engineering | Donnie Allison |  |
| 18 | Frasson Racing | Joe Frasson | |
| 21 | Wood Brothers Racing | David Pearson | |
| 24 | Gordon Racing | Cecil Gordon | |
| 25 | Robertson Racing | Jabe Thomas | |
| 26 | Earl Brooks | Earl Brooks | |
| 30 | Ballard Racing | Walter Ballard | |
| 32 | Dick Brooks Racing | Johnny Halford | |
| 43 | Petty Enterprises | Richard Petty | |
| 45 | Siefert Racing | LeeRoy Yarbrough | |
| 47 | Williams Racing | Raymond Williams | |
| 48 | Hylton Engineering | James Hylton | |
| 53 | Hopper-Crews Racing | Dick May | |
| 64 | Langley Racing | Elmo Langley | |
| 67 | Arrington Racing | Buddy Arrington | |
| 70 | McDuffie Racing | J.D. McDuffie | |
| 71 | K&K Racing | Bobby Isaac | |
| 72 | DeWitt Racing | Benny Parsons | |
| 74 | Shirey Racing | Bill Shirey | |
| 76 | Ben Arnold | Ben Arnold | |
| 77 | Charlie Roberts | Charlie Roberts | |
| 79 | Warren Racing | Frank Warren | |
| 87 | Hammer Mason | Dave Marcis | |
| 88 | Lubinski Racing | Ron Keselowski | |
| 89 | Jack Mercer | Les Covey | |
| 90 | Donlavey Racing | Dick Brooks | |
| 91 | Ralph McNabb | Richard D. Brown | |
| 92 | Harley Smith | Larry Smith | |
| 96 | Warren Racing | Richard Childress | |
