2004 Portland Grand Prix
The 2004 Portland Grand Prix was the fifth race for the 2004 [American Le Mans Series season] held at Portland [International Raceway]. It took place on July 25, 2004.
Official results
Class winners in bold. Cars failing to complete 70% of winner's distance marked as Not Classified.| Pos | Class | No | Team | Drivers | Chassis | Tyre | Laps |
| Pos | Class | No | Team | Drivers | Engine | Tyre | Laps |
| 1 | LMP1 | 38 |  Statistics
|