The Spifire repica carries the squadron code of No. 609 (West Riding) Squadron of the Royal Auxiliary Air Force, PR. The squadron was established in 1936 operating the Hawker Hart from RAF Yeadon. During WW2 it operated Spifire Marks I, II, and V. The squadron served into the jet age operating the Gloster Meteor when it and all other RAuxAF squardrons were disbanded in 1957.