All available race results Cato Norbeck Larsen
| Date | Race | Rank |
| 05/09 | World Championships Road Race (Amateurs) | 51 |
Rider information for 1964
| Rank | 833 |
| Score | 10 |
| Name | Cato NORBECK LARSEN |
| Country | Norway |
| Team | Individual |
| Date | Race | Rank |
| 10/09 | World Championships Road Race (Amateurs) | 60 |
Rider information for 1965
| Rank | 801 |
| Score | 10 |
| Name | Cato NORBECK LARSEN |
| Country | Norway |
| Team | Individual |
| Date | Race | Rank |
| 02/09 | World Championships Road Race (Amateurs) | 67 |
Rider information for 1967
| Rank | 700 |
| Score | 10 |
| Name | Cato NORBECK LARSEN |
| Country | Norway |
| Team | Individual |