| Teams 1966 World 600 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Paul Lewis | Paul Lewis | Plymouth |
| 3 | Fox Racing | Buddy Baker | Dodge |
| 4 | DeWitt Racing | John Sears | Ford |
| 5 | Lyle Stelter | Harold Smith | Ford |
| 6 | Owens Racing | David Pearson | Dodge |
| 6 | John McCarthy | Jack Lawrence | Mercury |
| 11 | Henley Gray Racing | Ned Jarrett | Ford |
| 14 | Friedkin Enterprises | Jim Paschal | Plymouth |
| 16 | Bud Moore Engineering | Darel Dieringer | Mercury |
| 18 | Toy Bolton | Stick Elliott | Chevrolet |
| 19 | J.T. Putney | J.T. Putney | Chevrolet |
| 20 | Clyde Lynn | Clyde Lynn | Ford |
| 22 | Smokey Yunick | Bobby Allison | Chevrolet |
| 24 | Betty Lilly | Curtis Turner | Ford |
| 31 | Nichels Engineering | Don White | Dodge |
| 33 | Curtis Satterfield | Joel Davis | Chevrolet |
| 34 | Scott Racing | Wendell Scott | Ford |
| 36 | H.B. Bailey | H.B. Bailey | Pontiac |
| 38 | Archie Smith | Wayne Smith | Chevrolet |
| 42 | Petty Enterprises | Marvin Panch | Plymouth |
| 43 | Petty Enterprises | Richard Petty | Plymouth |
| 46 | Tom Hunter | Roy Mayne | Chevrolet |
| 48 | Bud Hartje | James Hylton | Dodge |
| 49 | GC Spencer Racing | G.C. Spencer | Plymouth |
| 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 |
| 67 | Arrington Racing | Buddy Arrington | Dodge |
| 68 | Bob Derrington | Larry Manning | Plymouth |
| 71 | K&K Racing | Earl Balmer | Dodge |
| 72 | Champion Racing | Bill Champion | Ford |
| 73 | Joan Petre | Earl Brooks | Ford |
| 74 | Gene Black | Gene Black | Ford |
| 79 | Harold Rhodes | Frank Warren | Chevrolet |
| 86 | Buck Baker Racing | Paul Connors | Dodge |
| 87 | Buck Baker Racing | Neil Castles | Oldsmobile |
| 88 | Buck Baker Racing | Buck Baker | Chevrolet |
| 90 | Donlavey Racing | Sonny Hutchins | Ford |
| 93 | Harry Neal | Blackie Watt | Ford |
| 95 | Gene Cline | Gene Cline | Ford |
| 96 | Homer O'Dell | Sonny Lamphear | Ford |
| 98 | Nichels Engineering | Sam McQuagg | Dodge |
| 99 | Nichels Engineering | Paul Goldsmith | Plymouth |