--- product_id: 17366072 title: "Learn More" brand: "simpson" price: "6234 kr" currency: DKK in_stock: true category: "Simpson" url: https://faroe.desertcart.com/products/17366072-learn-more store_origin: FO region: Faroe Islands --- # 3.5 GPM flow rate 3800 PSI max pressure 1" shaft with SAE bolt pattern Learn More **Brand:** simpson **Price:** 6234 kr **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade your clean game with power and precision! ## Quick Answers - **What is this?** Learn More by simpson - **How much does it cost?** 6234 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [faroe.desertcart.com](https://faroe.desertcart.com/products/17366072-learn-more) ## Best For - simpson enthusiasts ## Why This Product - Trusted simpson brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Adjustable Pressure Control:** Hand-turn knob lets you dial down power for delicate surfaces or boost for tough grime. - • **Universal SAE Compatibility:** Fits most horizontal gas pressure washers with a 1" shaft—easy swap, no hassle. - • **Oil Sight Glass & Advanced Seal:** Monitor oil levels instantly—no dipstick needed, ensuring longer pump life. - • **Quick Connect & Garden Hose Ready:** Seamlessly integrates with popular pressure washer hoses for instant setup. - • **PowerBoost Technology for Peak Performance:** Experience higher nozzle pressure for faster, deeper cleaning. ## Overview The AAA Pumps 90038 Horizontal Triplex Plunger Replacement Pump Kit delivers industrial-grade 3800 PSI pressure and 3.5 GPM flow for gas-powered pressure washers with a 1" shaft. Featuring PowerBoost Technology, adjustable pressure control, and an oil sight glass for easy maintenance, this durable pump kit ensures efficient, long-lasting performance. Compatible with SAE standard bolt patterns and popular hose connections, it’s the smart, cost-effective upgrade for professionals and serious DIYers alike. ## Description Engineered to surpass expectations, the 90038 AAA Professional Triplex Pump is highly efficient and minimizes engine load while delivering top performance. This easy-to-install pump replacement kit is for gas pressure washers* with a horizontal engine and a 1" diameter shaft, such as the Honda GX270. This pump can produce up to 3800 PSI at 3.5 GPM. The 90038 is designed with dual oversized ball bearings to reduce friction and allow for long lasting performance in the toughest cleaning environments. The 90038 features a stainless steel integrated unloader featuring our easy-start system. (*Check your pressure washer's inlet and outlet orientation to ensure compatibility) ## Features - Extend the life of your pressure washer: Save money by replacing your pump instead of buying a whole new power washer. This easy-to-install kit is great for power washers that can support 3800 PSI at 3.5 GPM to wash walls, sidewalks, vehicles, and more - Compatibility: SAE standard bolt pattern fits many gas pressure washers with horizontal engines. To ensure compatibility, be sure to match engine orientation, PSI, GPM, engine shaft diameter, and current pump inlet and outlet connection - Adjustable power: Pump includes PowerBoost Technology that delivers higher pressure at the nozzle for a more efficient cleaning experience; There is also a hand turn knob that lets you reduce power at your convenience for tasks that require lower pressure - Know when to change your oil: The sight glass and advanced oil seal technology eliminates the need for a dipstick. With visibility to the oil level and the oil itself, you can easily see when oil levels are low or if water has clouded the oil - Standard Connections: This replacement pump features a garden hose inlet and quick connect high pressure hose outlet; Use it with many pressure washer hoses, including Simpson Armor 41114, 41096, 41115 or Simpson Monster 41113, 41028, 41030, 41032, 41034 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00TQLMPF2 | | Best Sellers Rank | #111,578 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #57 in Pressure Washer Pumps | | Brand Name | SIMPSON | | Color | Black | | Customer Reviews | 4.4 4.4 out of 5 stars (402) | | Flow Rate | 3.5 gpm | | Global Trade Identification Number | 00879399002083 | | Included Components | Pump Kit | | Item Dimensions L x W x H | 12"L x 10"W x 7.5"H | | Item Type Name | Replacement Pressure Washer Pump Kit, 3800 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines | | Item Weight | 14 pounds | | Manufacturer | Simpson Cleaning | | Manufacturer Part Number | 90032 | | Manufacturer Warranty Description | 5 year warranty | | Material Type | Brass | | Maximum Lifting Height | 22 meters | | Model Number | 90038 | | Number of Items | 1 | | Number of Packs | 1 | | Power Source | Gas Powered | | Product Style | PowerBoost Technology | | Specific Uses For Product | Replacement Part, pressure washing | | UPC | 879399002083 | | Unit Count | 1 Count | ## Product Details - **Brand:** SIMPSON - **Color:** Black - **Global Trade Identification Number:** 00879399002083 - **Item Weight:** 14 pounds - **Material:** Brass - **Maximum Flow Rate:** 3.5 gpm - **Maximum Lifting Height:** 22 meters - **Power Source:** Gas Powered - **Product Dimensions:** 12"L x 10"W x 7.5"H - **Style:** PowerBoost Technology ## Images ![Learn More - Image 1](https://m.media-amazon.com/images/I/51xlb3TKNsL.jpg) ![Learn More - Image 2](https://m.media-amazon.com/images/I/41b2f+CMXdL.jpg) ![Learn More - Image 3](https://m.media-amazon.com/images/I/61-KxTG20oL.jpg) ![Learn More - Image 4](https://m.media-amazon.com/images/I/51dsUA7Q4qL.jpg) ![Learn More - Image 5](https://m.media-amazon.com/images/I/51fjnVxAJeL.jpg) ## Frequently Bought Together - AAA Pumps 90038 Horizontal Triplex Plunger Replacement Pressure Washer Pump Kit, 3800 PSI, 3.5 GPM, 1" Shaft, Includes Hardware and Siphon Tube, for Industrial Gas Powered Machines, Black - Valley Industries Pressure Washer Premium Pump Oil - 1 Liter, Black, (PK-85490000) - STA-BIL Pump Protector - Protects Pressure Washer Pumps and Other Internal Components During Storage, Next Gen Anti-Freeze and Lubricant Formula, 4oz (22007) , Red --- ## 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://faroe.desertcart.com/products/17366072-learn-more](https://faroe.desertcart.com/products/17366072-learn-more) --- *Product available on Desertcart Faroe Islands* *Store origin: FO* *Last updated: 2026-09-12*