Match the model with your water flow

1-1/8" Inlet

The adjustable lever enables the operator to disable a check valve causing a pulse effect that helps with drain jetting

The shut off ball valve

BE Comet ZWDK4042G "Ready To Go" Pump 1 Inch Gas Engine Shaft 4200psi 4.0gpm atpro Match the model with your"Ready To Go" Comet ZWD4042 G triplex pressure wash pump assembly. Replacement pump fits most 9 to 15 hp engines with a 1" inch horizontal shaft. Boxed as a direct replacement pump for BE and XStream pressure washers. Can be installed on most 9 to 15 hp engines with 1" shaft. Maximum Rated Pressure: 4200 PSI 4. 0 GPM @ 3400 RPM 1" hollow shaft Horizontal Gas engine mounting flange (9 to 15hp) Internal unloader valve Thermal relief valve included