Replace your pressure washer pump head with this RMW/SRMW Complete Pump Head Kit (AR42940) from AR North America. It is designed to work with their RMW/SRMW Series Axial Cam pumps. This assembly kit includes the pump head, water seals, check valves, unloader valve, chemical injector, E-Z start valve, thermal relief valve, and an inlet/outlet tube.

This pump head assembly comes complete and ready to bolt on any of these RMW pumps:

RMW2G20, RMW2.2G24, RMW2G23B, RMW2G24, RMW2G25, RMW2.2G20D, SRMW2.2G26. 

Will Not Fit: RMW2.5G28 or SRMW2.4G28