Comet ZWD4040 G "Ready to Go" pressure washer pump assembly. This replacement pump fits most 9 to 15 hp engines with a 1" horizontal shaft.
- GPM: 4.0
- PSI: 4000
- Engine Flange: 9-15hp Gas Horizontal
- Triplex Pump: Industrial Duty
- Thermal Relief Valve Included
- Unloader: External
External unloader valves can have the bypass run to the ground or back to a tank to extend the pump life.
"Ready To Go" pumps are fully plumbed and include a garden hose inlet, quick connect outlet, low pressure soap injector, and the best matching unloader valve.
Professional installation is recommended.
Pump: 5 year (triplex) manufacturers limited warranty.