Scott Brayton CART/Champ Car results at Portland
| Year | Race # | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Owner | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1984 | 5 | 24 | 25 | 37 | Brayton Racing | March | Buick | Goodyear | Brayton | 107.175 | 20 | 0 | 0 | transmission | 0 |
| 1985 | 4 | 21 | 6 | 37 | Jolly Rancher | March | Cosworth | Goodyear | Brayton | 111.233 | 102 | 0 | 0 | flagged | 8 |
| 1987 | 5 | 12 | 5 | 91 | Amway/Autostyle Cars | March | Cosworth | Goodyear | Hemelgarn | 112.750 | 102 | 0 | 0 | flagged | 10 |
| 1988 | 5 | 17 | 9 | 91 | Amway/Lifecycle | Lola | Judd | Goodyear | Hemelgarn | 113.190 | 102 | 0 | 0 | flagged | 4 |
| 1989 | 6 | 10 | 13 | 22 | Amway | Lola | Cosworth | Goodyear | Simon | 117.844 | 90 | 0 | 0 | halfshaft | 0 |
| 1990 | 6 | 10 | 25 | 22 | Amway/Speedway | Lola | Cosworth | Goodyear | Simon | 118.964 | 0 | 0 | 0 | gearbox | 0 |
| 1991 | 7 | 13 | 15 | 22 | Amway/Hoechst Celanese | Lola | Chevrolet | Goodyear | Simon | 118.370 | 97 | 0 | 0 | flagged | 0 |
| 1992 | 6 | 13 | 22 | 22 | Amway/Northwest Airlines | Lola | Chevrolet | Goodyear | Simon | 111.025 | 34 | 0 | 0 | halfshaft | 0 |
| 1993 | 7 | 19 | 17 | 22 | Amway | Lola | Ford | Goodyear | Simon | 110.608 | 95 | 0 | 0 | flagged | 0 |
