Columns: Rnd | Circuit | GTP Winning Team | Lights Winning Team | GTO Winning Team | GTU Winning Team | Results
1 | Daytona | #8 Henn's Swap Shop | #93 Mid-O Racing | #65 Roush Protofab | #71 Team Highball | Results | 1 | Daytona | A. J. Foyt Al Unser Bob Wollek Thierry Boutsen | Don Marsh Kelly Marsh Ron Pawley | Wally Dallenbach, Jr. Doc Bundy John Jones | Jack Dunham Amos Johnson Yojiro Terada | Results | 2 | Miami | #14 Holbert Racing | #63 RGP 500 Racing | #06 Roush Protofab | #76 Malibu Grand Prix | Results | 2 | Miami | Al Holbert Derek Bell | Jim Downing John Maffuci | Willy T. Ribbs | Jack Baldwin | Results | 3 | Sebring | #8 Preston Henn | #63 Jim Downing | #65 Roush Protofab | #56 SP Racing | Results | 4 | Road Atlanta | #04 Group 44 | #72 Fabcar | #65 Roush Protofab | #76 Malibu Grand Prix | Results | 4 | Road Atlanta | Hurley Haywood Brian Redman | Elliot Forbes-Robinson Tom Winters | Wally Dallenbach, Jr. John Jones | Jack Baldwin | Results | 5 | Riverside | #68 BF Goodrich | #63 RGP 500 Racing | #65 Roush Protofab | #76 Malibu Grand Prix | Results | 5 | Riverside | Pete Halsmer John Morton | Jim Downing John Maffucci | Wally Dallenbach, Jr. John Jones | Jack Baldwin Jeff Kline | Results | 6 | Laguna Seca | #14 Holbert Racing | #6 Charles Morgan | #98 All American Racers | #55 Huffaker Racing | Results | 6 | Laguna Seca | Al Holbert | Bill Alsup | Dennis Aase | Bob Earl | Results | 7 | Charlotte | #14 Holbert Racing | #63 RGP 500 Racing | #53 Danny Smith | #55 Huffaker Racing | Results | 7 | Charlotte | Al Holbert Derek Bell | Jim Downing John Maffuci | Danny Smith | Bob Earl | Results | 8 | Lime Rock | #16 Dyson Racing | #9 Essex Racing | #7 Brooks Racing | #99 All American Racers | Results | 8 | Lime Rock | Drake Olson | Peter Greenfield Michael Greenfield | Darin Brassfield | Chris Cord | Results | 9 | Mid-Ohio | #14 Holbert Racing | #75 Malibu Grand Prix | #65 Roush Protofab | #84 Entech Racing | Results | 9 | Mid-Ohio | Al Holbert Derek Bell | Jack Baldwin Jeff Kline | Wally Dallenbach, Jr. John Jones | Clay Young | Results | 10 | Watkins Glen | #14 Holbert Racing | #6 Charles Morgan | #7 Brooks Racing | #55 Huffaker Racing | Results | 10 | Watkins Glen | Al Holbert Derek Bell | Charles Morgan Bill Alsup | Darin Brassfield Klaus Ludwig | Bob Earl | Results | 11 | Portland | #14 Holbert Racing | #63 RGP 500 Racing | #7 Brooks Racing | #55 Huffaker Racing | Results | 11 | Portland | Al Holbert | Jim Downing | Darin Brassfield | Bob Earl | Results | 12 | Sears Point | #86 Bayside Disposal | #75 Malibu Grand Prix | #7 Brooks Racing | #55 Huffaker Racing | Results | 12 | Sears Point | Bob Wollek | Jeff Kline | Darin Brassfield | Bob Earl | Results | 13 | Road America | #16 Dyson Racing | #93 Mid-O Racing | #65 Roush Protofab | #76 Malibu Grand Prix | Results | 13 | Road America | Bobby Rahal Drake Olson | Don Marsh Kelly Marsh Ron Pawley | Lyn St. James John Jones | Jack Baldwin Jeff Kline | Results | 14 | Pocono | #14 Holbert Racing | #9 Essex Racing | #77 Brooks Racing | #99 All American Racers | Results | 14 | Pocono | Al Holbert Derek Bell | Scott Schubot Dennis Vitolo | Darin Brassfield Scott Pruett | Chris Cord Dennis Aase | Results | 15 | Watkins Glen | #14 Holbert Racing | #63 RGP 500 Racing | #07 Roush Racing | #76 Malibu Grand Prix | Results | 15 | Watkins Glen | Al Holbert Derek Bell | Jim Downing John Maffuci | Lyn St. James | Jack Baldwin | Results | 16 | Columbus | #16 Dyson Racing | #63 RGP 500 Racing | #5 Dingman Bros. | #55 Huffaker Racing | Results | 16 | Columbus | Price Cobb Drake Olson | Jim Downing John Maffuci | Steve Millen | Bob Earl | Results | 17 | Daytona | #14 Holbert Racing | #63 Jim Downing | #65 Roush Protofab | #99 All American Racers | Results