Car number 21 in 1923AAA / USAC Champ Car Series ResultsClick on the Race to see the complete results for that race. |
| Race | Site | Cars | St | Fin | # | Driver | Chassis / Engine | Laps | Money | Status | Led |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1923-02 | Fresno | 14 | – | 7 | 21 | Wade Morton | Duesenberg / Duesenberg | 89/150 | 0 | piston | 0 |
| 1923-03 | Indianapolis | 27 | 4 | 24 | 21 | Martin de Alzaga | Bugatti / Bugatti | 6/200 | 0 | connecting rod | 0 |
| 1923-04 | Kansas City | 12 | – | 4 | 21 | Dave Lewis | Duesenberg / Duesenberg | 200/200 | 0 | running | – |