7/8″ Shaft Vertical Pressure Washer Pump – Rear Inlet/Outlet Max 3100 PSI @ 2… by | Jul 24, 2026COMPATIBILITY INFORMATION: This product is only compatible with pressure washers featuring a 7/8″ shaft and a REAR INLET pump. And the thermal relief valve (TRV) protects the pump from overheating while in by pass mode.
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