| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Long Beach | 1978.04.06 | March 78B - Ford |  Shierson Racing | |
| 2 |  Westwood | 1978.04.23 | Chevron B39 - Ford | Opert Racing | |
| 3 | Québec | 1978.06.11 | Chevron B45 - Ford | Opert Racing | |
| 4 | Lime Rock Park | 1978.07.04 | Ralt RT1 - Ford | Pierre’s Motors Racing | |
| 5 | Road America | 1978.07.23 | March 78B - Ford | Shierson Racing | |
| 6 | Hamilton | 1978.08.07 | Chevron B45 - Ford | Opert Racing | |
| 7 | Montréal | 1978.09.24 | March 78B - Ford | Great Plains Racing |
