| Teams 1978 Mason-Dixon 500 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Canavan Racing | Earle Canavan | Dodge |
| 2 | Osterlund Racing | Dave Marcis | Chevrolet |
| 3 | Richard Childress Racing | Richard Childress | Oldsmobile |
| 4 | Gary Myers | Gary Myers | Chevrolet |
| 5 | Harry Clary | Bruce Hill | Oldsmobile |
| 5 | Jim Stacy Racing | Neil Bonnett | Dodge |
| 8 | Negre Racing | Ed Negre | Dodge |
| 9 | Oswald Racing | Nelson Oswald | Chevrolet |
| 11 | Junior Johnson and Associates | Cale Yarborough | Oldsmobile |
| 15 | Bud Moore Engineering | Bobby Allison | Ford |
| 17 | Hamby Racing | Roger Hamby | Chevrolet |
| 19 | Henley Gray Racing | Elmo Langley | Chevrolet |
| 19 | Henley Gray Racing | Dick May | Chevrolet |
| 21 | Wood Brothers Racing | David Pearson | Mercury |
| 24 | Gordon Racing | Cecil Gordon | Chevrolet |
| 25 | Robertson Racing | Ronnie Thomas | Chevrolet |
| 27 | M.C. Anderson Racing | Buddy Baker | Chevrolet |
| 28 | Dion Racing | Dave Dion | Ford |
| 29 | Hollar Racing | Bill Hollar | Chevrolet |
| 30 | Ballard Racing | Tighe Scott | Chevrolet |
| 34 | Peles Racing | Nestor Peles | Chevrolet |
| 40 | US Racing | D.K. Ulrich | Chevrolet |
| 43 | Petty Enterprises | Richard Petty | Dodge |
| 45 | Price Racing | Baxter Price | Chevrolet |
| 47 | Race Hill Farms Racing | Satch Worley | Chevrolet |
| 48 | Hylton Engineering | Al Holbert | Chevrolet |
| 52 | Jimmy Means Racing | Jimmy Means | Chevrolet |
| 54 | Ranier Racing with MDM | Lennie Pond | Chevrolet |
| 61 | Jim Norris | Joe Mihalic | Chevrolet |
| 64 | Langley Racing | Tommy Gale | Ford |
| 67 | Arrington Racing | Buddy Arrington | Dodge |
| 70 | McDuffie Racing | J.D. McDuffie | Chevrolet |
| 72 | DeWitt Racing | Benny Parsons | Chevrolet |
| 74 | Wawak Racing | Bobby Wawak | Chevrolet |
| 79 | Warren Racing | Frank Warren | Dodge |
| 80 | Wayne Morgan | Wayne Morgan | Chevrolet |
| 85 | Greg Heller | Greg Heller | Ford |
| 88 | DiGard Racing | Darrell Waltrip | Chevrolet |
| 90 | Donlavey Racing | Dick Brooks | Ford |
| 92 | Hagan Racing | Skip Manning | Buick |