The Primera División 1941 was the 11 . Playing time of the Argentine football league Primera División . The season had started on March 30, 1941. The last game day was October 26, 1941. No team came from the Primera B Nacional as a promoted team , as the championship was reduced by two participants, a total of sixteen teams took part. CA River Plate finished the season as champions, succeeding CA Boca Juniors . CA Rosario Central had to relegate to the Primera B Nacional .