Robin Liddell American Le Mans Series results at Portland
Back to Robin Liddell career stats
| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Chassis | Engine | Tire | Owner | Qualifying Time | Laps | X Led | Laps Led | Status | Points |
| 2004 | 5 | 4 | 5 | LMP2 | 1 | 30 | Marquis Financial Services/Pirelli | Lola B2K/40 | Judd KV675 3.4L V8 | Pirelli | Intersport | 1:09.921 | 129 | 0 | 0 | running | 20 |
| 2005 | 6 | 21 | 14 | GT2 | 4 | 50 | Diablo Grande/Dynamic Suspensions/Pirelli | Panoz Esperante GT-LM | Ford (Élan) 5.0L V8 | Pirelli | Panoz | 1:13.542 | 123 | 0 | 0 | running | 10 |
| 2006 | 6 | 16 | 19 | GT2 | 7 | 23 | Bell Micro/Hirewise | Porsche 911 GT3-RSR | Porsche 3.6L Flat-6 | Michelin | Job | 1:13.312 | 126 | 0 | 0 | running | 4 |
