| Teams 1986 Champion Spark Plug 400 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 2 | Harrington Racing | Rodney Combs | Chevrolet |
| 3 | Richard Childress Racing | Dale Earnhardt | Chevrolet |
| 4 | Morgan McClure Motorsports | Rick Wilson | Oldsmobile |
| 5 | Hendrick Motorsports | Geoffrey Bodine | Chevrolet |
| 6 | US Racing | D.K. Ulrich | Chevrolet |
| 7 | Wood Brothers Racing | Kyle Petty | Ford |
| 8 | Throop Motorsports | Butch Miller | Chevrolet |
| 8 | Stavola Brothers Racing | Bobby Hillin, Jr. | Buick |
| 9 | Melling Racing | Bill Elliott | Ford |
| 10 | DiGard Racing | Greg Sacks | Chevrolet |
| 11 | Junior Johnson and Associates | Darrell Waltrip | Chevrolet |
| 12 | Junior Johnson and Associates | Neil Bonnett | Chevrolet |
| 15 | Bud Moore Engineering | Ricky Rudd | Ford |
| 17 | Hamby Racing | Jim Hull | Oldsmobile |
| 18 | Freelander Racing | Tommy Ellis | Chevrolet |
| 21 | Pearson Racing | David Pearson | Chevrolet |
| 22 | Stavola Brothers Racing | Bobby Allison | Buick |
| 23 | Bahari Racing | Michael Waltrip | Pontiac |
| 25 | Hendrick Motorsports | Tim Richmond | Chevrolet |
| 26 | King Racing | Joe Ruttman | Buick |
| 27 | Blue Max Racing | Rusty Wallace | Pontiac |
| 28 | Ranier Racing with MDM | Cale Yarborough | Ford |
| 33 | Mach 1 Racing | Harry Gant | Chevrolet |
| 35 | AK Motorsports | Alan Kulwicki | Ford |
| 43 | Petty Enterprises | Richard Petty | Pontiac |
| 44 | Hagan Racing | Terry Labonte | Oldsmobile |
| 47 | Race Hill Farms Racing | Morgan Shepherd | Buick |
| 51 | Elmer Simko | David Simko | Chevrolet |
| 52 | Jimmy Means Racing | Jimmy Means | Pontiac |
| 55 | Jackson Brothers Motorsports | Benny Parsons | Oldsmobile |
| 64 | Langley Racing | Eddie Bierschwale | Ford |
| 66 | Jackson Brothers Motorsports | Phil Parsons | Oldsmobile |
| 67 | Arrington Racing | Buddy Arrington | Ford |
| 70 | McDuffie Racing | J.D. McDuffie | Pontiac |
| 71 | Marcis Auto Racing | Dave Marcis | Chevrolet |
| 75 | RahMoc Entrprises | Jim Sauter | Pontiac |
| 77 | Branch-Ragan Racing | Ken Ragan | Chevrolet |
| 81 | Circle Bar Racing | Chet Fillip | Ford |
| 85 | Gerhart Racing | Bobby Gerhart | Chevrolet |
| 88 | Baker-Schiff Racing | Buddy Baker | Oldsmobile |
| 90 | Donlavey Racing | Ken Schrader | Ford |