Vince Granatelli CART/Champ Car statistics at Portland
| Year | Race # | Driver | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1987 | 5 | Roberto Guerrero | 1 | 19 | 4 | True Value/STP | March | Cosworth | Goodyear | 116.439 | 10 | 0 | 0 | engine | 1 |
| 1988 | 5 | Roberto Guerrero | 23 | 14 | 2 | STP/Dianetics | March | Cosworth | Goodyear | 110.613 | 99 | 0 | 0 | flagged | 0 |
| 1989 | 6 | Tom Sneva | 19 | 26 | 9 | STP/Granatelli | March | Cosworth | Goodyear | 113.810 | 1 | 0 | 0 | turbocharger | 0 |
| 1990 | 6 | Didier Theys | 13 | 20 | 9 | Tuneup Masters | Penske | Buick | Goodyear | 117.900 | 71 | 0 | 0 | clutch | 0 |
| 1991 | 7 | Arie Luyendyk | 10 | 7 | 9 | UNO | Lola | Chevrolet | Goodyear | 118.990 | 103 | 0 | 0 | flagged | 6 |
