2006 Grand Prix of Portland - Vrije training 3 Uitslag
Circuit Portland
Stad Portland, Oregon
Type Permanent
Lengte 3.166 km
Baanrecord 0:58.740
| P | Coureur | Nat | Tijd | VV | R |
|---|---|---|---|---|---|
| 1 | A.J. Allmendinger Forsythe |  | 0:58.175 | 0 | |
| 2 | Sébastien Bourdais Newman/Haas |  | 0:58.254 +0.079 | +0.079 | 0 |
| 3 | Justin Wilson RuSPORT |  | 0:58.283 +0.108 | +0.029 | 0 |