All available race results Karl Erik Ruthberg
| Date | Race | Rank |
| 04/07 | Mälaren Runt | 3 |
Rider information for 1943
| Rank | 751 |
| Score | 0 |
| Name | Karl Erik RUTHBERG |
| Country | Sweden |
| Team | Individual |
| Date | Race | Rank |
| 04/07 | Mälaren Runt | 3 |
| Rank | 751 |
| Score | 0 |
| Name | Karl Erik RUTHBERG |
| Country | Sweden |
| Team | Individual |