| 0 | Paul Nichter | Warren Agor Racing Enterprises, Inc. (USA) | | Chevrolet | Camaro | | Chevrolet |
| 1 | Robbins / Thompson | Robbins/VanArnen Racing (USA) | | Chevrolet | Corvette | C3 | Chevrolet |
| 2 | Michael Keyser | Toad Hall Motor Racing (USA) | Michael Keyser | Porsche | 911 Carrera | RSR 2.8 | Porsche |
| 3 | Horst Kwech | Ausca, Inc. (USA) | | Ford | Capri | RS 2600 | Ford |
| 4 | Michael Oleyar | Michael Oleyar (USA) | | Chevrolet | Corvette | | Chevrolet |
| 5 | Bob Lazebnik | Commercial Exchange (USA) | Robert Lazebnik | BMW | 2002 | | BMW |
| 7 | Greenwood / Johnson | Briggs Chevrolet Parts/John Greenwood Racing, Inc. (USA) | | Chevrolet | Corvette | | Chevrolet |
| 9 | Bob Hagestad | Bob Hagestad (USA) | | Porsche | 911 Carrera | RSR 2.8 | Porsche |
| 11 | Hecker / Prutton | Paul Hecker (USA) | | Chevrolet | Camaro | I | Chevrolet |
| 13 | Warren Agor | Warren Agor Racing Enterprises, Inc. (USA) | Warren Agor | Chevrolet | Camaro | II | Chevrolet |
| 14 | Holbert / Donohue | Holbert's Porsche-Audi, Inc. (USA) | | Porsche | 911 Carrera | RSR | Porsche |
| 15 | Steve Ross | Steve Ross (USA) | | Chevrolet | Camaro | | Chevrolet |
| 17 | Hoselton / Fellows | Warren Agor Racing Enterprises, Inc. (USA) | | Chevrolet | Camaro | | Chevrolet |
| 23 | Duane Winkel | W & W Racing Enterprises (USA) | | Chevrolet | Camaro | | Chevrolet |
| 24 | John Buffum | BobCor Performance Corp. (USA) | John Buffum | Ford | Escort | I RS 1600 | Ford |
| 25 | Bert Everett | BobCor Performance Corp. (USA) | | Ford | Escort | I RS 1600 | Ford |
| 26 | Kepler / Orr | Fred Kepler Enterprises (USA) | | Chevrolet | Corvette | | Chevrolet |
| 27 | Bob Kiefer | Bob Kiefer Racing Enterprises (USA) | | Chevrolet | Camaro | | Chevrolet |
| 31 | Warren Tope | Tope Racing Enterprises (USA) | Warren Tope | De Tomaso | Pantera | GT4 | Ford |
| 36 | Miller / Miller | Miller Brothers Racing Enterprises, Inc. (USA) | | Chevrolet | Camaro | | Chevrolet |
| 43 | Larry Mattera | Larry Mattera (USA) | Larry Mattera | Chevrolet | Camaro | | Chevrolet |
| 45 | Ron Weaver | Ronald Weaver (USA) | Ronald Weaver | Chevrolet | Corvette | C3 | Chevrolet |
| 46 | Dick Bauer | Performance Associates (USA) | | Chevrolet | Corvette | | Chevrolet |
| 53 | William Martin | William Martin (USA) | | Ford | Escort | I | Ford |
| 56 | Shook / Stoddart | Shook-Bruehler Racing (USA) | | Chevrolet | Camaro | I | Chevrolet |
| 59 | Peter Gregg | Brumos Porsche-Audi Corp. (USA) | | Porsche | 911 Carrera | RSR 2.8 | Porsche |
| 60 | Dave Nicholas | Auto Sport by Jiri (USA) | | BMW | 2002 | TI | BMW |
| 61 | Sieg Glage | Sieg Glage (USA) | | Porsche | 911 | | Porsche |
| 62 | Bob Bergstrom | Bob Bergstrom (USA) | Bob Bergstrom | Porsche | 911 | S | Porsche |
| 63 | Jocko Maggiacomo, Jr. | Jocko's Racing Equipment, Inc. (USA) | | AMC | Javelin | | AMC |
| 64 | Dick Kantrud | J & B Racing (USA) | | Chevrolet | Camaro | | Chevrolet |
| 68 | Tom Nehl | Automotive Engineering Enterprises (USA) | | Chevrolet | Camaro | II | Chevrolet |
| 70 | Milt Minter | Bob Harmon Racing (USA) | Bob Harmon | Porsche | 911 Carrera | RSR | Porsche |
| 74 | Ludwig Heimrath | Ludwig Heimrath (CDN) | Ludwig Heimrath | Porsche | 911 | S | Porsche |
| 76 | Stone / Downs | Silverstone Racing (USA) | George Stone | Porsche | 911 Carrera | RSR | Porsche |
| 78 | Stevens / Barg | B & S Racing (CDN) | | Chevrolet | Camaro | I | Chevrolet |
| 83 | Petery / Ziereis | Petery Racing (USA) | Andras Petery | BMW | 2002 | | BMW |
| 85 | Carl Shafer | Don Winters Racing (USA) | | Chevrolet | Camaro | | Chevrolet |
| 88 | Carter / Bradley | Carter Racing Services (CDN) | | Chevrolet | Camaro | II | Chevrolet |
| 89 | Alfred Ruys de Perez | Carter Racing Services (CDN) | | Chevrolet | Camaro | | Chevrolet |
| 92 | Dieter Oest | Holbert's Porsche-Audi (USA) | | Porsche | 911 | S | Porsche |
| 93 | Mike Tillson | Holbert's Porsche-Audi (USA) | | Porsche | 911 | S | Porsche |
| 95 | Randy Stafford | Randy Stafford Racing (USA) | | Chevrolet | Corvette | | Chevrolet |
| 96 | Bob Bienerth | Bob Bienerth (USA) | | Chevrolet | Camaro | | Chevrolet |
| 97 | Gene Felton | Gene Felton (USA) | Gene Felton | Chevrolet | Camaro | | Chevrolet |
| 98 | William Weick | William Weick (USA) | | Chevrolet | Camaro | | Chevrolet |
| Kessler / Morton | Ray Kessler (USA) | | Chevrolet | Camaro | | Chevrolet |