Author: M. Feig with assitance from T. Aczel
This early MGB Bracket rested on the shelf under the heater and its purpose was to prevent the fitting from turning and snapping off the little copper line. I am unsure of the changeover date but this bracket was eliminated from production when it was determined to be unnecessary.
Refer to B.M.C. Service Parts List (AKD3227) (11/63) Plate “O” AHH 6938