High Pressure Washer Pump 4000psi 4GPM Brass Pump Replacement Pump for Honda GX390 or most 9-15HP Engines

• Industrial-Grade Durability‌: Zinc alloy crankshaft and black-oxidized aluminum shell resist rust and corrosion for years of heavy-duty use.
• 4000psi High-Pressure Output‌: Delivers 4GPM flow rate (15L/min) to strip grime from concrete, vehicles, or machinery in half the time.
• Universal Compatibility‌: Fits most 1-inch horizontal shaft engines (e.g., Honda GX390) with 3/4" hose inlet and 3/8" quick-connect outlet.
• Quick & Safe Setup‌: Pre-assembled components and clear English manual enable a easy installation.
• Low-Maintenance Design‌: Smooth surfaces and oil level lens simplify cleaning and maintenance – wipe with a damp cloth after use.

‌Power Through Tough Cleaning Jobs‌ ‌Built for Professionals‌: Tackle industrial-scale tasks like construction site debris or fleet vehicle degreasing with 4000psi/275 bar pressure. ‌Home & Workshop Ready‌: Clean patios, driveways, or agricultural equipment. ‌Brass Pump Head‌: Ensures stable pressure even during long-term continuous operation. ‌Precision Control‌: Adjust pressure via unloading valve to protect machinery from overload. Application This product is suitable for most 9-15 hp engines and can be used to clean walls, fences, sidewalks, vehicles, pipes, boats, livestock, and more. It fits most horizontal 1-inch shaft gas pressure washers (For 1-inch shaft horizontal engines only). It fits for Honda GX390 power. Specification Color: Black Style: Modern Material: Brass, Aluminum Process: Black Oxide Assembly Required: Yes Oil Model: SAE15W-40 Flow: 15L/min, 4GPM Pressure: 275 bar, 4000psi Power: 13hp, 10kW Speed: 3400rpm Interface: 3/4'', 3/8'' Gross Weight: 10kg/ 22.05 lbs Package Size: 32*24*18 cm/ 12.6*9.45*7.09 in Product Size: 30.36*25.63*20.29 cm/ 11.95*10.09*7.99 in Package Included 1* Pressure Washer Pump 1* English Manual All Accessories for Installation ‌Safety‌: ❌ ‌Never‌ exceed 4000psi – may damage seals or cause hose rupture. ❌ ‌Avoid‌ using with hot water – designed for cold water only. ‌Maintenance Tips‌: ✔️Please read the operating manual completely before use. And pay particular attention to the safety instructions included. ✔️ Change oil every 60 operating hours(The pump does not contain pre-filled oil). ✔️ To protect the spring, the pressure is not set to the maximum value at the factory you can adjust the pressure through the regulator.