| Teams 1977 Champion Spark Plug 400 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Canavan Racing | Earle Canavan | Dodge |
| 2 | Team Penske | Dave Marcis | Chevrolet |
| 3 | Richard Childress Racing | Richard Childress | Chevrolet |
| 8 | Negre Racing | Ed Negre | Dodge |
| 9 | Elliott Racing | Bill Elliott | Mercury |
| 11 | Junior Johnson and Associates | Cale Yarborough | Chevrolet |
| 12 | Bobby Allison Motorsports | Bobby Allison | AMC Matador |
| 15 | Bud Moore Engineering | Buddy Baker | Ford |
| 21 | Wood Brothers Racing | David Pearson | Mercury |
| 22 | Al Rudd Auto | Ricky Rudd | Chevrolet |
| 24 | Gordon Racing | Cecil Gordon | Chevrolet |
| 25 | Robertson Racing | Dean Dalton | Chevrolet |
| 27 | M.C. Anderson Racing | Sam Sommers | Chevrolet |
| 30 | Ballard Racing | Tighe Scott | Chevrolet |
| 40 | J.R. DeLotto | D.K. Ulrich | Chevrolet |
| 42 | Marty Robbins Racing | Elmo Langley | Dodge |
| 43 | Petty Enterprises | Richard Petty | Dodge |
| 45 | Price Racing | Baxter Price | Chevrolet |
| 47 | Hill Racing | Bruce Hill | Chevrolet |
| 48 | Hylton Engineering | James Hylton | Chevrolet |
| 52 | Jimmy Means Racing | Jimmy Means | Chevrolet |
| 61 | Mihalic Racing | Joe Mihalic | Chevrolet |
| 63 | Jocko's Racing | Jocko Maggiacomo | AMC Matador |
| 64 | Langley Racing | Tommy Gale | Ford |
| 67 | Arrington Racing | Buddy Arrington | Dodge |
| 68 | Lynda Ferreri | Janet Guthrie | Chevrolet |
| 70 | McDuffie Racing | J.D. McDuffie | Chevrolet |
| 72 | DeWitt Racing | Benny Parsons | Chevrolet |
| 74 | Wawak Racing | Bobby Wawak | Chevrolet |
| 75 | Butch Hartman | Butch Hartman | Chevrolet |
| 81 | WAM Racing | Terry Ryan | Chevrolet |
| 88 | DiGard Racing | Darrell Waltrip | Chevrolet |
| 89 | Warren Racing | Frank Warren | Dodge |
| 90 | Donlavey Racing | Dick Brooks | Ford |
| 91 | Miller Racing | Harold Miller | Chevrolet |
| 92 | Hagan Racing | Skip Manning | Chevrolet |