All available race results M. McMahon
| Date | Race | Rank |
| 22/09 | Warrnambool - Melbourne | 85 |
Rider information for 1906
| Rank | 511 |
| Score | 0 |
| Name | M. MCMAHON |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 03/10 | Warrnambool - Melbourne | 165 |
Rider information for 1908
| Rank | 805 |
| Score | 0 |
| Name | M. MCMAHON |
| Country | Australia |
| Team | Individual |