Pump Head 2700 Psi Troy Bilt Pressure Washer SRMW2.2G26 RMW2.2G24 Honda GCV160 by | Jul 21, 2026Verify that the pistons are moving in the crankcase. If they are just use this head. It fits both the standard (labeled as EZ) and the EZ-SX version of the pump. If you have the RMW2.5G28 or SRMW2.4G28 this head will NOT work.