Career
He trained at VSS Žalgiris in Kaunas and later at Burevestnik in Leningrad. Petkevičius graduated from the State Institute of Physical Education (now Lithuanian Sports University) in 1949 and continued his post-graduate studies in Leningrad. Until the end of his life he worked as an assistant coach for the Lithuanian basketball club Žalgiris-Arvydas Sabonis school.