| Teams 1978 NAPA 400 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Gerald Craker | Jimmy Insolo | Oldsmobile |
| 2 | Osterlund Racing | Dave Marcis | Chevrolet |
| 3 | Richard Childress Racing | Richard Childress | Oldsmobile |
| 5 | Jim Stacy Racing | Neil Bonnett | Dodge |
| 8 | McCray Racing | Rick McCray | Chevrolet |
| 11 | Junior Johnson and Associates | Cale Yarborough | Oldsmobile |
| 12 | Mike White | Richard White | Chevrolet |
| 15 | Bud Moore Engineering | Bobby Allison | Ford |
| 17 | Harry Goularte | Harry Goularte | 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 |
| 30 | Ballard Racing | Tighe Scott | Chevrolet |
| 32 | Dave Hill | Ray Elder | Dodge |
| 37 | DuWayne Wahl | Chuck Wahl | Chevrolet |
| 40 | US Racing | D.K. Ulrich | Chevrolet |
| 41 | Stavola Brothers Racing | Ernie Stierly | Chevrolet |
| 43 | Petty Enterprises | Richard Petty | Dodge |
| 48 | McGriff Motorsports | Hershel McGriff | Chevrolet |
| 52 | Rodney Friesen | Don Graham | Chevrolet |
| 54 | Ranier Racing with MDM | Lennie Pond | Chevrolet |
| 55 | Bill Baker | Bill Baker | Buick |
| 58 | Rocky Moran | Rocky Moran | Buick |
| 64 | Langley Racing | Dick Brooks | Ford |
| 67 | Arrington Racing | Buddy Arrington | Ford |
| 70 | McDuffie Racing | J.D. McDuffie | Chevrolet |
| 72 | DeWitt Racing | Benny Parsons | Chevrolet |
| 73 | Schmitt Racing | Bill Schmitt | Oldsmobile |
| 79 | Warren Racing | Frank Warren | Dodge |
| 81 | Borneman Motorsports | John Borneman | Chevrolet |
| 88 | DiGard Racing | Darrell Waltrip | Chevrolet |
| 93 | Norm Palmer | Norm Palmer | Dodge |
| 99 | Don Noel | Don Noel | Chevrolet |