His greatest success came with gold in European Championship in Katowice, Poland, 1975 when he beat Peter Hussing. However, he was not able to follow that success with more achievement. During 1976 Summer Olympics he lost first bout to John Tate. Participated also in European Championship in 1979.
Biegalski was a three time national champion in 1974 and in 1978 in a heavyweight division and in 1979 in a superheavyweight competition.