Duke Racing CART/Champ Car statistics at Milwaukee
Back to Duke Racing career stats
| Year | Race # | Driver | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1981 | 2 | John Mahler | 24 | 25 | 92 | Duke Racing | Penske | Offenhauser | Goodyear | 117.867 | 15 | 0 | 0 | ignition | 0 |
| 1981 | 7 | John Mahler | 17 | 20 | 92 | Duke Racing | Penske | Offenhauser | Goodyear | 125.646 | 117 | 0 | 0 | timing gear | 2 |
