| «1980-04» | USA West Grand Prix - VI Grand Prix of Long Beach | 
| 1980-03-30 | Long Beach - 80 laps × 3.251 km : 261.705 km (offset 1625 m) | 
| «1980-04» | USA West Grand Prix - VI Grand Prix of Long Beach | 
| 1980-03-30 | Long Beach - 80 laps × 3.251 km : 261.705 km (offset 1625 m) |