| Teams 1966 Tidewater 250 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 4 | DeWitt Racing | John Sears | Ford |
| 6 | Owens Racing | David Pearson | Dodge |
| 6 | John McCarthy | Jack Lawrence | Mercury |
| 9 | Truett Rodgers | Roy Tyner | Chevrolet |
| 19 | J.T. Putney | J.T. Putney | Chevrolet |
| 20 | Clyde Lynn | Clyde Lynn | Ford |
| 25 | Handy Racing | Jabe Thomas | Ford |
| 34 | Scott Racing | Wendell Scott | Ford |
| 43 | Petty Enterprises | Richard Petty | Plymouth |
| 45 | Siefert Racing | Bill Seifert | Ford |
| 48 | Bud Hartje | James Hylton | Dodge |
| 51 | Bob Derrington | Bob Derrington | Chevrolet |
| 53 | David Warren | Jimmy Helms | Ford |
| 55 | Lyle Stelter | Tiny Lund | Ford |
| 59 | Pistone Racing | Tom Pistone | Ford |
| 64 | Elmo Langley & Henry Woodfield | Elmo Langley | Ford |
| 80 | Allen McMillion | Worth McMillion | Pontiac |
| 86 | Buck Baker Racing | Neil Castles | Plymouth |
| 87 | Buck Baker Racing | Buck Baker | Oldsmobile |
| 96 | Homer O'Dell | Sonny Lamphear | Ford |
| 97 | Henley Gray Racing | Henley Gray | Ford |