| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Hallett | 1980.06.01 | Porsche 911SC |  Green Racing | |
| 2 | Portland | 1980.06.15 | Chevrolet Monza | IH Distributor Team | |
| 3 | Watkins Glen | 1980.07.06 | Lancia Beta Montecarlo Turbo |  Lancia Corse | |
| 4 | Road America | 1980.07.19 | Porsche 911SC | Porsche-Audi Northwest | |
| 5 | Brainerd | 1980.08.10 | Porsche 911SC | Green Racing | |
| 6 |  Trois-Rivières | 1980.08.23 | Chevrolet Camaro | Oftedahl Racing | |
| 7 | Westwood | 1980.09.07 | Porsche 911SC | Green Racing | |
| 8 | Laguna Seca | 1980.10.19 | Chevrolet Corvette | Pickett Racing | |
| 9 | Riverside | 1980.10.25 | Chevrolet Corvette | Pickett Racing |
