 Aimson left the club to join Bury for £10,000 in 1966, with a record of 43 goals in 77 league games.Aimson scored 11 league goals in 31 games for Bury, and the following season moved to Bradford City for £4,000, scoring 11 goals in 23 games.He then transferred to Huddersfield Town for £20,000, where he scored 13 goals in 38 games before moving back to York City for a fee of £8,000.