General Pump thermal relief valve protects your power washer pump from overheating

BSP-F Inlet Options: You can select between 1/2" or 3/8" BSP-F inlet sizes to match your equipment

Two piece body with mounting pad and full port design

Three arm gas engine mounting flange (4 to 7hp)

2-Inch High-Pressure Water Pump

Comet ZWDK4040G Pump 1 Inch Gas Engine Shaft 4000psi 4.0gpm 6305.1503.00 features_ceiling-mount General Pump thermal relief valveComet ZWD4040 G K triplex pressure wash pump assembly. Replacement pump fits most 9 to 15 hp engines with a 1" inch horizontal shaft. Can be installed on most 9 to 15 hp engines with 1" shaft. Maximum Rated Pressure: 4000 PSI 4. 0 GPM @ 3400 RPM 1" hollow shaft Horizontal Gas engine mounting flange (9 to 15hp) Internal unloader valve 3 8" Male NPT outlet 1 2" Female BSP inlet Garden hose inlet sold separately Thermal relief valve included Bare pump.