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 3700 PSI at 2.5 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 threaded M22 connection high pressure hose outlet; Use it with many pressure washer hoses, including Simpson MorFlex models 40224, 40225, 40226 and Santoprene model 41182
Product Specifications
Product Dimensions: 12 x 9 x 4 inches
Item Weight: 9 pounds
ASIN: B00TQLMNMC
Country of Origin: China
Item model number: 90037
Customer Reviews: 4.3 out of 5 stars 954Reviews
Best Sellers Rank: #15,109 in Patio, Lawn & Garden (See Top 100 in Patio, Lawn & Garden) #6 in Pressure Washer Pumps
Is Discontinued By Manufacturer: No
Manufacturer: simpson
UPC: 879399002076
Product Information
From the manufacturer
AAA 90037 Horizontal Triplex Plunger Replacement Pump Kit for Gas Powered Pressure Washers
With over 60 years of industry-leading experience built into each of our products, it is easy to see why backyard heroes and job site champions everywhere prefer the SIMPSON Advantage.
60 years of innovation and technology breakthroughs
Replacement parts to extend the life of your machines
Accessories to expand the uses
Solutions for every shopper, from DIY to large industry
Designed to fit most makes and models of gas pressure washers with horizontal engines
Designed for performance, the AAA PROFESSIONAL triplex pump rated up to 3700 PSI @ 2.5 GPM is highly efficient. It minimizes engine load while delivering top performance. The 90037 contains dual oversized ball bearings for better wear, friction resistance and longer-lasting performance in the toughest cleaning environment. Comes equipped with the Easy-Start feature and is rated up to 3700 PSI @ 2.5 GPM.
3700 PSI, 2.5 GPM, 3/4" Shaft
PowerBoost Technology delivers higher pressure at the nozzle
Fully adjustable unloader system with ergonomic control
Thermal relief protection to prevent the pump overheating
AAA Replacement Pump Kit Features
Easy Connections
The Garden Hose Inlet and threaded M22 high pressure outlet make for a simple setup to get your power washer up and running in no time
Standard Mounting Options
The SAE standard bolt pattern fits most gas-powered pressure washers and simplifies the installation to start working as quickly as possible
Check Oil Level
Sight glass and advanced oil seal technology eliminates the need for a dipstick
Pump Kit Comes Fully Plumbed
What's Included:
Pump
Mounting Hardware (nuts and bolts)
Siphon Hose with Filter
Shaft Key
Instructions
Adjustable Power
The hand turn knob lets you reduce power at your convenience for tasks that require lower pressure
Premium Construction
The crankcase is manufactured from fully anodized die-cast aluminum for protection against corrosion
Dual oversized radial ball bearings are installed for better wear and friction resistance
Precision polished stainless steel pistons deliver extended seal life
Specs and Dimensions
PSI: 3700
GPM: 2.5
Pump Type: AAA Triplex Pump
Pump Brand: AAA
Shaft Size: 3/4 in.
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Engineered to surpass expectations, the 90037 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 3/4" diameter shaft, such as the Honda GX200. This pump can produce up to 3700 PSI at 2.5 GPM. The 90037 is designed with dual oversized ball bearings to reduce friction and allow for long lasting performance in the toughest cleaning environments. The 90037 features a stainless steel integrated unloader featuring our easy-start system. (*Check your pressure washer's inlet and outlet orientation to ensure compatibility)