40003918-006 POWERHEAD ADAPTER KIT FOR V4043 AND V8043 2-WAY ZONE VALVES
Adaptor kit for V4043, V8043, 2-way hydronic valves
Application: Replacement Part for V Series Zone Valves
Includes: Adapter plate, ball and shaft assembly, large O-ring and four mounting screws.
Converts pre-1986 zone valves to be compatible with current power heads