Mike Groff CART/Champ Car results at Portland
Back to Mike Groff career stats
| Year | Race # | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Owner | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1990 | 6 | 14 | 23 | 50 | Euromotorsport | Lola | Cosworth | Goodyear | Euromotorsport | 117.334 | 45 | 0 | 0 | gearbox | 0 |
| 1991 | 7 | 12 | 11 | 50 | Euromotorsports | Lola | Cosworth | Goodyear | Euromotorsport | 118.373 | 101 | 0 | 0 | flagged | 2 |
| 1993 | 7 | 12 | 9 | 26 | Miller Genuine Draft Lite | Rahal/Hogan | Chevrolet | Goodyear | Rahal | 112.232 | 100 | 0 | 0 | flagged | 4 |
| 1994 | 7 | 20 | 11 | 10 | Motorola | Lola | Honda | Goodyear | Rahal | 112.976 | 99 | 0 | 0 | flagged | 2 |
