| Teams 1966 Southeastern 500 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | Reid Shaw | Johnny Allen | Ford |
| 1 | Paul Lewis | Paul Lewis | Plymouth |
| 2 | Kyle Gibson | Johnny Steele | Mercury |
| 4 | DeWitt Racing | John Sears | Ford |
| 6 | Owens Racing | David Pearson | Dodge |
| 9 | Nichels Engineering | Paul Goldsmith | Plymouth |
| 11 | Bondy Long | Ned Jarrett | Ford |
| 19 | J.T. Putney | J.T. Putney | Chevrolet |
| 20 | Clyde Lynn | Clyde Lynn | Ford |
| 21 | Wood Brothers Racing | Marvin Panch | Ford |
| 24 | Betty Lilly | Bobby Allison | Ford |
| 26 | Junior Johnson and Associates | Bobby Isaac | Ford |
| 27 | Matthews Racing | Cale Yarborough | Ford |
| 28 | Holman-Moody Racing | Fred Lorenzen | Ford |
| 29 | Holman-Moody Racing | Dick Hutcherson | Ford |
| 34 | Scott Racing | Wendell Scott | Ford |
| 38 | Archie Smith | Wayne Smith | Chevrolet |
| 43 | Petty Enterprises | Jim Paschal | Plymouth |
| 45 | Siefert Racing | Bill Seifert | Ford |
| 48 | Bud Hartje | James Hylton | Dodge |
| 49 | GC Spencer Racing | G.C. Spencer | Plymouth |
| 52 | Bill Church | E.J. Trivette | Chevrolet |
| 63 | Bob Adams | Larry Manning | Plymouth |
| 64 | Elmo Langley & Henry Woodfield | Elmo Langley | Ford |
| 67 | Arrington Racing | Buddy Arrington | Dodge |
| 70 | McDuffie Racing | J.D. McDuffie | Ford |
| 73 | Joan Petre | Walter Wallace | Ford |
| 74 | Gene Black | Gene Black | Ford |
| 95 | Gene Cline | Gene Cline | Ford |
| 96 | Homer O'Dell | Sonny Lamphear | Ford |
| 97 | Henley Gray Racing | Henley Gray | Ford |
| 98 | Nichels Engineering | Sam McQuagg | Dodge |