Career
First race - April 30, 1960. Retirement - October 15, 1995. He was born in Leningrad, Russian SFSR. In September 2011, a book was published about the sports career of Viktor Trofimov titled English "RADUGA" Viktor Trofimov.
Individual World Championship
1972 - London, Wembley Stadium - 9th - 6pts
1975 - London, Wembley Stadium - 8th - 8pts
World Team Cup
1965 - Kempten (with Yuri Chekranov / Gennardy Kurilenko / Vladimir Sokolov / Igor Plechanov) - 4th - 7pts (0)
1966 - Wrocław, Olympic Stadium (with Igor Plechanov / Boris Samorodov / Farid Szajnurov) - 2nd - 25pts (6)
1967 - Malmö, Malmö Stadion (with Boris Samorodov / Gabdrahman Kadirov / Igor Plechanov / Farid Szajnurov) - 3rd= - 19pts (4)
1969 - Rybnik, Rybnik Municipal Stadium (with Gennady Kurilenko / Vladimir Smirnov / Valery Klementyev / Yury Dubinin) - 3rd - 23pts (0)
1971 - Wroclaw, Olympic Stadium (with Gregorij Khlynovski / Vladimir Gordeev / Vladimir Smirnov / Anatolij Kuzmin) - 2nd - 22pts - Reserve -
1972 - Olching, (with Anatolij Kuzmin / Gregorij Khlynovski / Viktor Kalmykov) - 2nd - 21 + 7 pts (5 + 1)
1973 - London, Wembley Stadium (with Valery Gordeev / Vladimir Paznikov / Gregorij Khlynovski / Aleksandr Pavlov) - 3rd - 20pts (2)
1975 - Norden, Motodrom Halbemond (with Valery Gordeev / Grigory Khlynovsky / Vladimir Gordeev) – 2nd – 29pts (8)
1976 - London, White City Stadium (with Valery Gordeev / Grigory Khlynovsky / Vladimir Gordeev / Vladimir Paznikov) - 4th - 11pts (0)
* 1967 - Number run-off was held for 3rd place.
Bronze medals were awarded to both Great Britain and Soviet Union.