David Duncan Murphy, Jr.
Birthplace: Montclair, New Jersey
Born: September 5, 1885
Died: January 22, 1965
Dave Murphy
David Duncan Murphy, Jr.
Birthplace: Montclair, New Jersey
Born: September 5, 1885
Died: January 22, 1965
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| Track | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Indianapolis | Relief | drove | only |
| Chassis | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Mercedes | Relief | drove | only |
| Engine | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Mercedes | Relief | drove | only |