George Daniel MacKenzie
Birthplace: Philadelphia, Pennsylvania
Born: July 16, 1906
Died: August 23, 1936
Doc MacKenzie
George Daniel MacKenzie
Birthplace: Philadelphia, Pennsylvania
Born: July 16, 1906
Died: August 23, 1936
| Driver sponsorship available. This one's yours for $5. |
| Track | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Detroit-DO | 0 | 2 | 0 | 0 | 0 | 0 | 0 | NS | 0 |
| Goshen | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | |
| Indianapolis | 5 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | |
| Mines Field | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | |
| Roby | 0 | 1 | 0 | 0 | 0 | 0 | 0 | NS | 0 |
| Springfield | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 |
| Syracuse | 3 | 2 | 0 | 0 | 0 | 1 | 0 | 0 |
| Chassis | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Ambler | 0 | 2 | 0 | 0 | 0 | 0 | 0 | NS | 0 |
| Duesenberg | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 |
| Mikan-Cars | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 |
| Rigling | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 |
| Stevens | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |
| Studebaker | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 7 | 0 |
| Unknown | 2 | 3 | 0 | 0 | 0 | 1 | 0 | 1 | |
| Wetteroth | 2 | 0 | 0 | 0 | 2 | 0 | 0 | 0 |
| Engine | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Buick | 0 | 2 | 0 | 0 | 0 | 0 | 0 | NS | 0 |
| Miller | 5 | 1 | 0 | 0 | 1 | 2 | 0 | 1 | |
| Offy | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | |
| Studebaker | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 7 | 0 |
| Unknown | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 8 | 0 |