Al Unser CART/Champ Car results at Milwaukee
| Year | Race # | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Owner | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1980 | 3 | 3 | 20 | 5 | Longhorn Racing | Longhorn | Cosworth | Goodyear | Hillin | 130.672 | 117 | 1 | 4 | engine | 6 |
| 1980 | 8 | 2 | 13 | 5 | Longhorn Racing | Longhorn | Cosworth | Goodyear | Hillin | 133.684 | 165 | 3 | 136 | upright | 10 |
| 1981 | 2 | 3 | 5 | 8 | Longhorn Racing | Longhorn | Cosworth | Goodyear | Hillin | 133.749 | 146 | 1 | 6 | flagged | 10 |
| 1981 | 7 | 5 | 5 | 8 | Longhorn Racing | Longhorn | Cosworth | Goodyear | Hillin | 134.832 | 197 | 0 | 0 | flagged | 20 |
| 1982 | 3 | 13 | 17 | 10 | Longhorn Racing | Longhorn | Cosworth | Goodyear | Hillin | 132.436 | 77 | 0 | 0 | electrical | 1 |
| 1982 | 6 | 6 | 23 | 10 | Longhorn Racing | Longhorn | Cosworth | Goodyear | Hillin | 137.567 | 0 | 0 | 0 | did not start | 0 |
| 1983 | 3 | 6 | 2 | 7 | Hertz | Penske | Cosworth | Goodyear | Penske | 133.834 | 150 | 1 | 41 | flagged | 16 |
| 1984 | 4 | 5 | 5 | 1 | Miller High Life | March | Cosworth | Goodyear | Penske | 139.904 | 199 | 0 | 0 | flagged | 10 |
