At the 1970 European Indoor Championships the Polish relay team won silver medals. Balachowski also qualified for the 400 metres final, but did not finish the race. At the 1971 European Indoor Championships he again qualified, but did not start the final race. This time, the Polish team won relay gold. Balachowski ran with together with Jan Werner, Andrzej Badeński and Waldemar Korycki. That summer, the same Polish team won silver medals in 4 x 400 metres relay at the 1971 European Championships. The same team then took another relay triumph at the 1972 European Indoor Championships. In the summer Balachowski participated in the 4 x 400 metres relay at the 1972 Olympics, and finished fifth.