Install the unloader & pressure guage onto the pump before use. The original one on pump is sealed in case of oil leakage in transit. When installing, please ensure that the keyway is installed before running your pressure washer. Allow water to flow freely through the pump until all air is out of the lines before firing the pressure washer up! Hole Distance to the hole(Mini) is 2 2/25''(53mm), and it can be extended(like 2 9/16'').
3/4-inch standard garden hose inlet, 3/8-inch quick-connect outlet, 60°C (140°F) max. Professional Triplex pump kit, replacement pump for standard 3/4-inch shaft direct-drive gas engines, fit most makes and models of gas pressure washers with horizontal engines. E 90036, 90037, 90028, 90029, PS60841, MS2750, MS60921, MSH3224. E 308418007, 309515003, 308418004, 308653078?Forged brass and anodized aluminum construction with cooling fins, for protection against corrosion; Durable 15 mm ceramic-coated solid stainless steel pistons deliver extended seal life; Dual oversized radial ball bearings are installed for better wear and friction resistance. Fully detachable and pressure-adjustable internal bypass unloader valve with ergonomic control, detergent injector and built-in water filter; Triplex plunger pump mechanism; Thermal relief protection to prevent the pump overheating; Sight glass for oil inspection. Easy Installation: This replacement pump features a garden hose inlet and QC quick connect high pressure hose outlet. The SAE standard bolt pattern that fits most gas-powered pressure washers. Each kit includes a detergent tube with filter, pressure guage, mounting bolts, shaft key, to get your machine back in action as quickly as possible.
(Check your pressure washer's inlet and outlet orientation, mounting dimension to ensure compatibility). Match gas engine power: Standard 7 HP(5HP-9HP).Flow rate: 10-13LPM/2.64-3.5GPM. Pump plunger bore: 18 mm.
Package included: 1 x replacement Pump, 1 x pressure guage, 4 x flange bolts, 2 x keyway, 1 x detergent tube. (No service on Weekend and public holidays). All return products should be in brand new state with all accessories included.