Racing & Rally Winners Database
Racing & Rally Winners Database
Walt Maas (GTU)
Teams' Champion
Porsche (GTO)
Porsche (GTU)
BMW (TO)
Alfa Romeo (TU)
| Round | Circuit | Date | Class | Winner | Vehicle * | Entrant |
|---|---|---|---|---|---|---|
| 1 | Daytona Daytona 24 godziny | 1977.02.05 - 02.06 | GTO | Porsche Carrera |  Ecurie Escargot | |
| 2 | Sebring Sebring 12 godzin | 1977.03.19 | GTO | Porsche Carrera RSR | George Dyer Racing | |
| 3 | Road Atlanta | 1977.04.17 | GTO | Chevrolet Monza | Dickinson/Holbert Racing | |
| 4 | Laguna Seca | 1977.05.01 | GTO | Porsche 934 | Interscope Racing | |
| 5 | Mid-America | 1977.05.15 | GTO | Chevrolet Monza | Holbert Racing | |
| 6 | Lime Rock Park | 1977.05.30 | GTO | Chevrolet Monza | Holbert Racing | |
| 7 | Mid-Ohio Sports Car Course | 1977.06.05 | GTO | BMW 320i Turbo | McLaren North America | |
| 8 | Brainerd | 1977.06.19 | GTO | Porsche 934 | Interscope Racing | |
| 9 | Daytona | 1977.07.04 | GTO | Porsche 934 | George Dyer | |
| 10 | Hallett | 1977.07.24 | GTU | Porsche 914/6 | | |
| 11 | Sears Point | 1977.07.31 | GTO | BMW 320i Turbo | McLaren North America | |
| 12 | Sears Point | 1977.07.31 | GTU | Porsche 911S | | |
| 13 | Pocono | 1977.08.14 | GTO | Chevrolet Monza | Holbert Racing | |
| 14 | Mid-Ohio Sports Car Course | 1977.08.28 | A5 | Porsche 935 | | |
| 15 | Road Atlanta | 1977.09.05 | GTU | Porsche 911S | | |
| 16 | Road Atlanta | 1977.09.05 | GTO | BMW 320i Turbo | McLaren North America | |
| 17 | Laguna Seca | 1977.10.09 | GTO | BMW 320i Turbo | McLaren North America | |
| 18 | Daytona | 1977.10.26 | GTO | Porsche 934 | Bob Hagestad |
