{"product_id":"centurion-4-gpm-4000-psi-pressure-washer-pump","title":"Centurion 4 GPM 4000 PSI Direct-Drive Pressure Washer Pump – 1″ Shaft","description":"\u003ch2\u003ePremium Centurion 4 GPM 4000 PSI Pressure Washer Pump\u003c\/h2\u003e\u003cp\u003eBuilt for professionals who expect dependable pressure and long service life, this premium Centurion direct-drive pump delivers \u003cstrong\u003e4.0 GPM at up to 4,000 PSI\u003c\/strong\u003e. Its 1-inch hollow shaft and standard gas-engine flange make it an excellent replacement pump or foundation for a commercial pressure washer build.\u003c\/p\u003e\u003cp\u003ePart of the premium Centurion lineup, this Italian-made triplex pump combines a corrosion-resistant nickel-plated manifold, solid ceramic plungers and a heavy-duty crankcase for reliable performance in demanding cleaning applications.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional output:\u003c\/strong\u003e 4.0 GPM maximum flow and 4,000 PSI maximum pressure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-drive design:\u003c\/strong\u003e 1-inch hollow shaft for compatible horizontal-shaft gas engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating speed:\u003c\/strong\u003e 3,400 RPM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine compatibility:\u003c\/strong\u003e Designed for engines rated up to 14.5 HP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium manifold:\u003c\/strong\u003e Nickel-plated head for enhanced corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTriplex construction:\u003c\/strong\u003e Solid ceramic plungers for durability and consistent pressure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections:\u003c\/strong\u003e 1\/2-inch inlet and 3\/8-inch outlet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Centurion quality:\u003c\/strong\u003e Manufactured in Italy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommercial Pressure Washer Performance\u003c\/h3\u003e\u003cp\u003eThe Centurion 4 GPM pump is designed for commercial pressure washing, equipment cleaning, property maintenance, fleet washing and other applications that demand concentrated 4,000 PSI cleaning power. The direct-drive configuration creates a compact installation and transfers engine power efficiently without a separate belt-drive system.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eThis pump is intended for compatible gas-powered pressure washers using a \u003cstrong\u003e1-inch horizontal engine shaft\u003c\/strong\u003e. Before ordering, verify your engine shaft diameter, mounting-flange pattern, rotation, inlet and outlet orientation, engine horsepower and available installation clearance. Matching GPM and PSI alone does not guarantee fitment.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable class=\"mce-item-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCenturion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum flow\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.0 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum pressure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4,000 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDrive type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect drive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShaft\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-inch hollow shaft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3,400 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 14.5 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInlet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutlet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/8 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManifold\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNickel plated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlungers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCeramic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of manufacture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eItaly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eNeed help confirming fitment?\u003c\/strong\u003e \u003ca href=\"\/es\/pages\/contact\"\u003eContact Rockhold Ranch Equipment\u003c\/a\u003e with your pressure washer model, engine model and current pump information before ordering.\u003c\/p\u003e","brand":"Barens","offers":[{"title":"Default Title","offer_id":51305144680763,"sku":"1919","price":459.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9799\/4043\/files\/Centurion_Pump.webp?v=1780325343","url":"https:\/\/rockholdranch.com\/es\/products\/centurion-4-gpm-4000-psi-pressure-washer-pump","provider":"Rockhold Ranch Equipment","version":"1.0","type":"link"}