--- product_id: 350789632 title: "Pressure Washer Pump Max 4400 PSI 4.2 GPM, 1\" Shaft Horizontal Gas Power Washer Replacement, Direct Drive Triplex Plunger Pump with Pressure Adjustment Unloader, 5 Nozzle Tips" brand: "toolcy" price: "¥95633" currency: JPY in_stock: true category: "Toolcy" url: https://www.desertcart.jp/products/350789632-pressure-washer-pump-max-4400-psi-4-2-gpm-1 store_origin: JP region: Japan --- # 4.2 GPM flow rate Max 4400 PSI pressure Triplex plunger pump design Pressure Washer Pump Max 4400 PSI 4.2 GPM, 1" Shaft Horizontal Gas Power Washer Replacement, Direct Drive Triplex Plunger Pump with Pressure Adjustment Unloader, 5 Nozzle Tips **Brand:** toolcy **Price:** ¥95633 **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade your wash game with TOOLCY’s powerhouse pump – clean smarter, not harder! ## Quick Answers - **What is this?** Pressure Washer Pump Max 4400 PSI 4.2 GPM, 1" Shaft Horizontal Gas Power Washer Replacement, Direct Drive Triplex Plunger Pump with Pressure Adjustment Unloader, 5 Nozzle Tips by toolcy - **How much does it cost?** ¥95633 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/350789632-pressure-washer-pump-max-4400-psi-4-2-gpm-1) ## Best For - toolcy enthusiasts ## Why This Product - Trusted toolcy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete Versatility Kit:** Includes 5 nozzle tips for tailored spray patterns, tackling every cleaning task with precision. - • **Durable OEM-Quality Build:** Anodized aluminum crankcase with solid brass pump head ensures long-lasting strength and reliability. - • **Smooth & Efficient Operation:** Triplex plunger design reduces vibration and extends pump life for consistent, powerful cleaning. - • **Customizable Pressure Control:** Adjustable unloader valve lets you fine-tune pressure output for optimal engine performance and noise reduction. - • **Powerful Cleaning Performance:** Delivers up to 4400 PSI and 4.2 GPM for professional-grade results on driveways, decks, and vehicles. ## Overview The TOOLCY Pressure Washer Pump is a high-performance, direct drive triplex plunger pump designed for horizontal gas engines. With a max pressure of 4400 PSI and 4.2 GPM flow rate, it offers durable OEM-quality construction featuring an anodized aluminum crankcase and brass pump head. Its adjustable unloader valve optimizes pressure and noise levels, while the included 5 nozzle tips provide versatile cleaning options. Ideal for residential and light commercial use, this pump fits most 9-15HP engines and is pre-filled with oil for easy maintenance. ## Description desertcart.com : TOOLCY Pressure Washer Pump Max 4400 PSI 4.2 GPM, 1" Shaft Horizontal Gas Power Washer Replacement, Direct Drive Triplex Plunger Pump with Pressure Adjustment Unloader, 5 Nozzle Tips : Patio, Lawn & Garden ## Features - Renew Your Gas Pressure Washer: Quality triplex pressure washer pump with big save. Designed for horizontal engine and relife your power washer with Max 4400 PSI and 4.2GPM, recommend working pressure 3400PSI@3400RPM for longer life. Service your residential and light commercial pressure washing for driveway, decks, fences, sidewalks, vehicles, and more - OEM Quality Power Washer Pump: Fully anodized black crankcase with solid brass pump head can greatly improve the strength and improve the service life. The triplex design can make the pump run more smoothly, powerful and durable. Sight glass and advanced oil seal technology eliminates the need for a dipstick - Adjustable Unloader: This pump come with unloader could adjust your pressure output with best perfomance with your engine and best cleaning efficient for your workshop. Also could reduce pressure when you need engine switch to idle model for low noise and relax for a while - Easy Set Up: Pump flange comply with industry standard SAE mounting dimension, 1 inch shaft hole. Diagonal distance between holes is 6 1/2 inches. Distance between short side holes is 3 1/4 inches. Distance between long side holes is 4 1/2 inches. Comes with 3/4 inch garden hose inlet and 3/8 inch quick connect outlet for easy setup, renew your power washer. Fit most engine with 9-15HP or 270-340cc, test performance and pump replacement for Honda GX340 GX390 GX270, Briggs&Strattton, Simpson and so on - Oil Pre-filled: The sight glass helps you check the oil level easily, you can know oil levels are low or if water has clouded the oil. We recommend you to change oil every 60 hours running time. Note: This pressure washer pump only for COLD WATER use - Complete Nozzle Tips Set: Includes 5 nozzle tips to provide versatile spray patterns for different cleaning applications, allowing you to tackle various surfaces and cleaning tasks with appropriate pressure settings ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B097RCG4YN | | Best Sellers Rank | #16,198 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #11 in Pressure Washer Pumps | | Brand Name | TOOLCY | | Color | Black | | Customer Reviews | 4.5 4.5 out of 5 stars (362) | | Flow Rate | 4.2 Gallons Per Minute | | Item Dimensions L x W x H | 13"L x 13"W x 7"H | | Item Weight | 9.12 Kilograms | | Manufacturer | TOOLCY | | Material Type | Aluminum, Brass, Stainless Steel | | Model Number | 4000 PSI Max | | Power Source | Engine Powered | | Product Style | 4400 PSI Max | ## Product Details - **Brand:** TOOLCY - **Color:** Black - **Item Weight:** 9.12 Kilograms - **Manufacturer:** TOOLCY - **Material:** Aluminum, Brass, Stainless Steel - **Maximum Flow Rate:** 4.2 Gallons Per Minute - **Power Source:** Engine Powered - **Product Dimensions:** 13"L x 13"W x 7"H - **Style:** 4400 PSI Max ## Images ![Pressure Washer Pump Max 4400 PSI 4.2 GPM, 1" Shaft Horizontal Gas Power Washer Replacement, Direct Drive Triplex Plunger Pump with Pressure Adjustment Unloader, 5 Nozzle Tips - Image 1](https://m.media-amazon.com/images/I/71a13SgzWkL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - TOOLCY Pressure Washer Pump Max 4000 PSI 4.2 GPM, 1" Shaft Horizontal Gas Power Washer Pump Replacement, Direct Drive Triplex Plunger Replacement Pump with Pressure Adjustment Unloader, 5 Nozzle Tips - Raincovo Pressure Washer Gauge, 6000 PSI, 3/8 Inch Quick Connect, Pressure Gauge for Power Washer - Valley Industries Pressure Washer Premium Pump Oil - 1 Liter, Black, (PK-85490000) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/350789632-pressure-washer-pump-max-4400-psi-4-2-gpm-1](https://www.desertcart.jp/products/350789632-pressure-washer-pump-max-4400-psi-4-2-gpm-1) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-17*