2005 Portland Grand Prix
The 2005 Portland Grand Prix was the sixth race for the 2005 [American Le Mans Series season] held at Portland International Raceway. It took place on July 30, 2005.
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 | 2 |  Statistics
|