| Teams 1990 Champion Spark Plug 300 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Bill Davis Racing | Mark Martin | Ford |
| 2 | Parker Racing | L.D. Ottinger | Oldsmobile |
| 3 | Dale Earnhardt Inc. | Dale Earnhardt | Chevrolet |
| 6 | Houston Racing | Tommy Houston | Oldsmobile |
| 7 | Whitaker Racing | Harry Gant | Oldsmobile |
| 8 | FILMAR Racing | Bobby Hamilton | Oldsmobile |
| 9 | Falcon Racing | Morgan Shepherd | Chevrolet |
| 12 | Ard Motorsports | Jeff Burton | Oldsmobile |
| 15 | Phoenix Racing | Jeff Purvis | Chevrolet |
| 17 | Darrell Waltrip Motorsports | Darrell Waltrip | Chevrolet |
| 22 | A.G. Dillard Motorsports | Rick Mast | Oldsmobile |
| 25 | Beverly Racing | Jimmy Hensley | Oldsmobile |
| 26 | Davey Johnson | Davey Johnson | Oldsmobile |
| 27 | A.G. Dillard Motorsports | Elton Sawyer | Oldsmobile |
| 28 | Bobby Allison Motorsports | Davey Allison | Chevrolet |
| 30 | Bahari Racing | Michael Waltrip | Pontiac |
| 31 | Grissom Racing | Steve Grissom | Oldsmobile |
| 32 | Isenhower Racing | Dale Jarrett | Pontiac |
| 34 | Frank Cicci Racing | Jack Sprague | Oldsmobile |
| 36 | Rusty Wallace Racing | Kenny Wallace | Pontiac |
| 44 | Labonte Racing | Bobby Labonte | Oldsmobile |
| 45 | Laughlin Racing | Patty Moise | Oldsmobile |
| 46 | Hendrick Motorsports | Greg Sacks | Chevrolet |
| 47 | Standridge Racing | Billy Standridge | Pontiac |
| 48 | Fred Turner Racing | Sterling Marlin | Oldsmobile |
| 49 | Ferree Racing | Rodney Combs | Pontiac |
| 52 | Ken Schrader Racing | Ken Schrader | Pontiac |
| 56 | Speedway Motorsports | Ronald Cooper | Oldsmobile |
| 58 | Rodney Franklin | Hut Stricklin | Pontiac |
| 59 | Alliance Motorsports | Robert Pressley | Oldsmobile |
| 63 | Hensley Motorsparts | Chuck Bown | Pontiac |
| 66 | Ling Racing | Donny Ling, Jr. | Oldsmobile |
| 75 | Henderson Motorsports | Ernie Irvan | Oldsmobile |
| 79 | K.R. Rezendes, Inc. | Dave Rezendes | Oldsmobile |
| 85 | Moon Racing | Bobby Moon | Oldsmobile |
| 86 | Dana Patten | Dana Patten | Oldsmobile |
| 87 | NEMCO Motorsports | Joe Nemechek | Oldsmobile |
| 92 | Martin Racing | Dick Trickle | Pontiac |
| 96 | Mark Thomas Racing | Tom Peck | Oldsmobile |
| 99 | J & J Racing | Tommy Ellis | Oldsmobile |