Len ZengelAAA / USAC Champ Car Series Results (races)Click on the Race to see the complete results for that race. View career statistics for Len Zengel |
| Race | Site | Cars | St | Fin | # | Sponsor / Owner | Chassis / Engine | Laps | Money | Status | Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1909-21 | Philadelphia | 23 | 15 | 11 | 16 | Chadwick | Chadwick | 16/25 | 0 | running | 0 |
| 1911-09 | Elgin | 12 | – | 1 | 2 | National Motor Vehicle | National | 36/36 | 0 | running | 28 |
| 1911-13 | Philadelphia | 5 | – | 2 | 2 | National Motor Vehicle | National | 25/25 | 0 | +276.48 | 0 |
| 1912-04 | Indianapolis | 24 | 2 | 6 | 2 | Stutz / Ideal Motor Car | Stutz / Wisconsin | 200/200 | 2,000 | running | 0 |
