All available race results Guerrini
| Date | Race | Rank |
| 29/08 | Coppa Val d'Olona | 19 |
Rider information for 1909
| Rank | 1147 |
| Score | 0 |
| Name | GUERRINI |
| Country | Italy |
| Team | Individual |
| Date | Race | Rank |
| 29/08 | Coppa Val d'Olona | 19 |
| Rank | 1147 |
| Score | 0 |
| Name | GUERRINI |
| Country | Italy |
| Team | Individual |