| Teams 1966 Speedy Morelock 200 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 6 | John McCarthy | Jack Lawrence | Mercury |
| 16 | Bud Moore Engineering | Darel Dieringer | Mercury |
| 24 | Betty Lilly | Bobby Allison | Ford |
| 25 | Handy Racing | Buddy Baker | Ford |
| 34 | Scott Racing | Wendell Scott | Ford |
| 43 | Petty Enterprises | Richard Petty | Plymouth |
| 48 | Bud Hartje | James Hylton | Dodge |
| 51 | Bob Derrington | Bob Derrington | Chevrolet |
| 59 | Pistone Racing | Tom Pistone | Ford |
| 64 | Elmo Langley & Henry Woodfield | Elmo Langley | Ford |
| 77 | Harold Mays | Joel Davis | Plymouth |
| 86 | Buck Baker Racing | Neil Castles | Plymouth |
| 87 | Buck Baker Racing | Buck Baker | Oldsmobile |
| 97 | Henley Gray Racing | Henley Gray | Ford |