| Teams 1966 Nashville 400 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Paul Lewis | Paul Lewis | Plymouth |
| 2 | Donald Brackens | Bobby Allison | Chevrolet |
| 2 | Bob Cooper | Doug Cooper | Plymouth |
| 3 | Fox Racing | Buddy Arrington | Dodge |
| 4 | DeWitt Racing | John Sears | Ford |
| 6 | John McCarthy | Jack Lawrence | Mercury |
| 9 | Truett Rodgers | Roy Tyner | Chevrolet |
| 18 | Toy Bolton | Stick Elliott | Chevrolet |
| 19 | J.T. Putney | J.T. Putney | Chevrolet |
| 20 | Clyde Lynn | Clyde Lynn | Ford |
| 24 | Betty Lilly | Darel Dieringer | Ford |
| 34 | Scott Racing | Wendell Scott | Ford |
| 38 | Archie Smith | Wayne Smith | Chevrolet |
| 39 | J.H. Crawford | Friday Hassler | Chevrolet |
| 43 | Petty Enterprises | Richard Petty | Plymouth |
| 44 | Larry Hess | Larry Hess | Ford |
| 48 | Bud Hartje | James Hylton | Ford |
| 49 | GC Spencer Racing | G.C. Spencer | Plymouth |
| 53 | David Warren | Marty Robbins | Ford |
| 61 | Toy Bolton | Joel Davis | Chevrolet |
| 64 | Elmo Langley & Henry Woodfield | Elmo Langley | Ford |
| 70 | McDuffie Racing | J.D. McDuffie | Ford |
| 74 | Gene Black | Henley Gray | Ford |
| 87 | Buck Baker Racing | Buck Baker | Oldsmobile |
| 88 | Buck Baker Racing | Neil Castles | Chevrolet |
| 93 | Harry Neal | Blackie Watt | Ford |
| 94 | Ron Stotten | Don Biederman | Chevrolet |
| 97 | Henley Gray Racing | Coo Coo Marlin | Ford |