Biswing Pressure Washer Pump, 1" Shaft Horizontal Triplex Plunger, 4400 PSI Max, 4 GPM, Direct Drive Pump with Adjustment Unloader, Replacement Pumps for Cold Water Gas Power Pressure Washer

Features

• POWERFUL PRESSURE WASHER PUMP: With a working pressure rating of 2900-4400 PSI and flow rate of 4 GPM, fit most engines with 9-15 HP(270-340cc), our pressure washing pump delivers exceptional performance, fits most horizontal 1" shaft gas-powered pressure washers. (ONLY Fit 1'' Shaft Horizontal Engines). Constructed with one-piece brass pump head, this replacement pump ensures consistent and forceful water pressure
• COMPATIBILITY: Our pressure washer pump features a 3/4'' NH garden hose inlet and 3/8" quick connect high pressure hose outlet, compatible with various gas pressure washers with horizontal engines- compatible with Honda: GX270, GX340, GX390; Simpson MorFlex: 40224, 40225, 40226, 41182, 90034, 90039; AR: RG 2125HN, RG 1528HN, SLPHP4040-402, RSV4G40-PKG, RSV4G40HD-F40EZ; General Pump: EZ4040G, EZ4040, TS2021, WS202; OTHERS: COMET RW 4040 S, Mi-T-M 3-0308
• ADJUSTABLE POWER UNLOADER: Come with an unloader can be easily adjusted by twisting the unloader valve to let pressure output to the great performance with your engine and great cleaning efficient for your workshop. When you need the engine to switch to idle mode, just lower the pressure to reduce the noise and relax for a while
• CHANGE OIL IN TIME: The sight glass and advanced oil seal technology eliminates the need for a dipstick, you can know oil levels are low or if water has clouded the oil through sight glass, very easy to change the oil in time. Tips- The pump does NOT contain pre-filled oil, please add oil before use. The oil should be changed about EVERY 60 hours of operation
• PACKAGE INCLUDE: 1x Power Washer Replacement Pump, 1 x Detergent Hose, 1 x Vent Plug, 1 x Shaft Key (6.3 x 6 x 54), 4 x Bolts (UNC3/8-16 x 1-1/2), 4 x D10 Spring Washers, 4 x D10 Flat Pads, 21 x O-rings. Notes- In order to protect the spring, the pressure is not set to the maximum value at the factory, please adjust the pressure with the regulator. Only suitable for COLD WATER use