Cast iron construction. 76mm mounting bolt centres. 76mm cover bolt centress. 54mm ID thermostat recess. 24.6mm OD bypass tail. 3/8 thread. Requires bypass disc thermostat.
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Cast iron construction. 76mm mounting bolt centres. 76mm cover bolt centress. 54mm ID thermostat recess. 24.6mm OD bypass tail. 3/8 thread. Requires bypass disc thermostat.