All available race results Oleg Iarochenko
| Date | Race | Rank |
| Tour de l'Avenir | ||
| 05/09 | Stage 1 | 8 |
| 10/09 | Stage 6 | 5 |
| 13/09 | Stage 8 | 1 |
| 14/09 | Stage 9 | 1 |
| 17/09 | General Classification | 29 |
Rider information for 1984
| Rank | 422 |
| Score | 78 |
| Name | Oleg IAROCHENKO |
| Country | Soviet Union |
| Team | Individual |
| Date | Race | Rank |
| 31/08 | World Championships Road Race (Amateurs) | 28 |
Rider information for 1985
| Rank | 832 |
| Score | 9 |
| Name | Oleg IAROCHENKO |
| Country | Soviet Union |
| Team | Individual |
| Date | Race | Rank |
| Tour de la Communauté Economique Européenne | ||
| 15/09 | Stage 6 | 9 |
| 22/09 | General Classification | 33 |
Rider information for 1986
| Rank | 777 |
| Score | 14 |
| Name | Oleg IAROCHENKO |
| Country | Soviet Union |
| Team | Individual |
| Date | Race | Rank |
| 26/03 | Brabantse Pijl | 27 |
| 01/08 | Coppa Placci | 9 |
| 12/10 | Giro del Piemonte | 59 |
Rider information for 1989
| Rank | 734 |
| Score | 24 |
| Name | Oleg IAROCHENKO |
| Country | Soviet Union |
| Team | Alfa Lum - STM |
| Date | Race | Rank |
| 24/03 | G.P. E3 - Harelbeke | 33 |
| 01/04 | Ronde van Vlaanderen | 79 |
| 08/04 | Paris - Roubaix | 52 |
| 14/04 | Gent - Wevelgem | 143 |
| 21/04 | Amstel Gold Race | 72 |
Rider information for 1990
| Rank | 484 |
| Score | 90 |
| Name | Oleg IAROCHENKO |
| Country | Soviet Union |
| Team | Alfa Lum |
| Date | Race | Rank |
| G.P. du Midi-Libre | ||
| 24/06 | General Classification | 42 |
Rider information for 1991
| Rank | 1573 |
| Score | 0 |
| Name | Oleg IAROCHENKO |
| Country | Soviet Union |
| Team | Lada - Ghzel |
No results available in season 1992.
Rider information for 1992
| Rank | 1585 |
| Score | 0 |
| Name | Oleg IAROCHENKO |
| Country | Russia |
| Team | Petrosport - Ultima |