| Teams 1974 Delaware 500 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Canavan Racing | Earle Canavan | Plymouth |
| 2 | Marcis Auto Racing | Dave Marcis | Dodge |
| 5 | Sisco Racing | David Sisco | Chevrolet |
| 8 | Negre Racing | Ed Negre | Dodge |
| 9 | Gordon Van Liew | Tony Bettenhausen, J | Chevrolet |
| 10 | Champion Racing | Bill Champion | Ford |
| 11 | Junior Johnson and Associates | Cale Yarborough | Chevrolet |
| 12 | Team Penske | Bobby Allison | AMC Matador |
| 14 | Cunningham-Kelley Racing | Coo Coo Marlin | Chevrolet |
| 15 | Bud Moore Engineering | Buddy Baker | Ford |
| 19 | Henley Gray Racing | Henley Gray | Chevrolet |
| 20 | Newsom Racing | Rick Newsom | Ford |
| 21 | Wood Brothers Racing | David Pearson | Mercury |
| 24 | Gordon Racing | Cecil Gordon | Chevrolet |
| 30 | Vic Ballard | Walter Ballard | Chevrolet |
| 40 | US Racing | D.K. Ulrich | Chevrolet |
| 43 | Petty Enterprises | Richard Petty | Dodge |
| 46 | Tiller Racing | Travis Tiller | Dodge |
| 48 | Hylton Engineering | James Hylton | Chevrolet |
| 49 | GC Spencer Racing | G.C. Spencer | Dodge |
| 52 | Junior Johnson and Associates | Earl Ross | Chevrolet |
| 54 | Elder-Ranier Racing | Lennie Pond | Chevrolet |
| 56 | Bray Racing | Jim Bray | Chevrolet |
| 57 | Jack White | Bob Burcham | Mercury |
| 60 | Viglione Racing | Joe Mihalic | Chevrolet |
| 64 | Langley Racing | Elmo Langley | Ford |
| 67 | Arrington Racing | Larry Manning | Plymouth |
| 70 | McDuffie Racing | J.D. McDuffie | Chevrolet |
| 72 | DeWitt Racing | Benny Parsons | Chevrolet |
| 73 | George England | George England | Chevrolet |
| 75 | Ed Hawks | Johnny Barnes | Chevrolet |
| 79 | Warren Racing | Frank Warren | Dodge |
| 83 | Norris Reed | Kenny Brightbill | Chevrolet |
| 88 | DiGard Racing | Donnie Allison | Chevrolet |
| 90 | Donlavey Racing | Eddie Pettyjohn | Ford |
| 93 | Ray Frederick | Jackie Rogers | Chevrolet |
| 95 | Darrell Waltrip Motorsports | Darrell Waltrip | Chevrolet |
| 96 | Garn Racing | Richard Childress | Chevrolet |
| 98 | Roy Thornley | Richie Panch | Chevrolet |