Amazon.com: TOOLCY Pressure Washer Pump Max 4000 PSI 4.2 GPM, 1" Shaft Horizontal Gas Power Washer Pump Replacement, Triplex Plunger Replacement Pump with Pressure Adjustment Unloader : Patio, Lawn & Garden
Amazon.com : General Pump Triplex Pressure Washer Pump - 3045 PSI, 4.0 GPM, Electric Flange, Direct Drive, Model Number EP1812E17 : Patio, Lawn & Garden