Ralph Mulford1915 AAA Champ Car Series DNQs or WDs Click on the Race Number to see the complete results for that race. |
| Race | Site | Position | # | Sponsor / Owner | Car |
|---|---|---|---|---|---|
| 1915-09 | Indianapolis | – | 35 | Ralph Mulford | Mulford / Duesenberg |
| 1915-20 | Elgin | WD | 12 | Duesenberg (Duesenberg Bros.) | Duesenberg / Duesenberg |
| 1915-22 | Minneapolis | WD | – | Peugeot | Peugeot / Peugeot |