These UK manufactured high quality aluminium master cylinders are available to suit the Girling non-integral pattern in larger bore sizes that are unfortunately no longer available from Girling. They are flange mounted with the two mounting holes vertically positioned on 2 1/4" centres. The push rod is threaded 5/16" UNF, the inlet port has a 7/16" UNF thread and the outlet port has a 3/8" UNF thread.
