| Teams 1968 Firecracker 400 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Dennis Holt | Paul Dean Holt | Ford |
| 1 | King Enterprises | Bud Moore | Dodge |
| 2 | Donald Brackens | Bobby Allison | Chevrolet |
| 3 | Fox Racing | Buddy Baker | Dodge |
| 3 | Dub Clewis | Richard Brickhouse | Plymouth |
| 4 | DeWitt Racing | John Sears | Ford |
| 6 | Owens Racing | Charlie Glotzbach | Dodge |
| 7 | Shorty Johns | Bobby Johns | Chevrolet |
| 10 | Champion Racing | Bill Champion | Ford |
| 11 | Holman-Moody Racing | Mario Andretti | Ford |
| 14 | Friedkin Enterprises | Jerry Grant | Plymouth |
| 16 | Bud Moore Engineering | Tiny Lund | Mercury |
| 17 | Holman-Moody Racing | David Pearson | Ford |
| 18 | Dick Johnson | Dick Johnson | Ford |
| 20 | Clyde Lynn | Clyde Lynn | Ford |
| 21 | Wood Brothers Racing | Cale Yarborough | Mercury |
| 22 | Rossi's Automotive Engineering | Darel Dieringer | Plymouth |
| 25 | Robertson Racing | Jabe Thomas | Ford |
| 28 | Brooks Racing | Earl Brooks | Ford |
| 29 | Bondy Long | A.J. Foyt | Ford |
| 34 | Scott Racing | Wendell Scott | Ford |
| 38 | Archie Smith | Wayne Smith | Chevrolet |
| 43 | Petty Enterprises | Richard Petty | Plymouth |
| 45 | Siefert Racing | Bill Seifert | Ford |
| 46 | Tom Hunter | Larry Manning | Chevrolet |
| 48 | Hylton Engineering | James Hylton | Dodge |
| 52 | Elmer Buxton | Lennie Waldo | Ford |
| 56 | Lyle Stelter | Jim Hurtubise | Mercury |
| 64 | Elmo Langley & Henry Woodfield | Elmo Langley | Ford |
| 69 | Ken Cline | David Mote | Chevrolet |
| 70 | McDuffie Racing | J.D. McDuffie | Buick |
| 71 | K&K Racing | Bobby Isaac | Dodge |
| 75 | Butch Hartman | Butch Hartman | Dodge |
| 76 | Don Culpepper | Roy Tyner | Ford |
| 80 | E.C. Reid | E.J. Trivette | Chevrolet |
| 98 | Junior Johnson and Associates | LeeRoy Yarbrough | Mercury |
| 99 | Nichels Engineering | Paul Goldsmith | Dodge |