10 Best Pressure Washer Pump Replacement of 2025

Tested and Reviewed: Top 10 Pressure Washer Pump Replacement deals with expert ratings from 8.1 to a perfect 10

July 2025 Edition

Editor's Choice

9.7

Save 12%

SIMPSON

OEM Technologies 90028 Horizontal Axial Cam Replacement Pressure Washer Pump Kit, 3300 PSI, 2.4 GPM, 3/4" Shaft, Includes Hardware and Siphon Tube, for Residential and Industrial Gas Powered Machines, Silver

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Editor's bottom line:

“This pressure washer pump replacement is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

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 machines that can support 3300 PSI at 2.4 GPM to wash walls, fences, 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
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
Skip the Oil Change: This pump features a maintenance-free crankcase so you never have to change the oil; It is manufactured from fully anodized die-cast aluminum for protection against corrosion; Use it for years with your pressure washer accessories
Extended durability: A Thermal Relief Valve (TRV) protects the pump from overheating while in bypass mode; The TRV releases small amounts of hot water and intakes cooler water to prevent overheating and extend the life of the pump

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Picked by 225 people today

Best Value

9.5

Save 26%

VEVOR

VEVOR Pressure Washer Pump, 3/4" Shaft Horizontal, 2500-3400PSI, 2.5 GPM, Replacement Power Washer Pumps, Parts Washer Pump, Compatible with Honda, Simpson, RYOBI, Briggs & Stratton, Subaru, Craftsman

26% OffFree Shipping

Main Highlights

Reborn Your Pressure Washer: Looking for a high-performance pressure washer pump? Look no further than the replacement residential pump! With 2500-3400 PSI pressure range and 2.5 GPM max flow rate, it's perfect for daily cleaning tasks such as walls, sidewalks, and vehicles. Save money by replacing your pump instead of buying a whole new power washer.
Wide Compatibility: Designed with a standard SAE bolt pattern, our parts washer pump is suitable for most rear outlet 196-230cc pressure washers. It is compatible with RYOBI, Honda, Briggs and Stratton, Subaru, PowerStroke, Craftsman, Simpson, Homelite, and many other brands.
Prevent Water/Oil Leakage: Say goodbye to impurities damaging your plunger! Our power washer pump strengthens plunger hardness to improve wear resistance and prolong the life of water/oil seals. The one-piece pump head offers a better sealing effect, and the metal shaft sleeve effectively prevents oil leakage.
Maintenance-Free Design: This replacement power washer pump features a maintenance-free crankcase to save the hassle of changing gasoline. This easy-to-install kit is great for power washers that can support 2500-3400 PSI at 2.5 GPM to wash walls, fences, sidewalks, vehicles, and more.
Easy to Start: Our power washer replacement pump boosts simple and quick cold starts to make the startup a breeze. No need to release pressure before starting the engine. Each kit includes 1 x Nozzle Needle, 1 x 3.3 ft Siphon Tube, 1 x Mounting Hardware Set, 2 x Shaft Key, 4 x 8 mm Spring Washer, and 4 x M8*25 mm Hexagon Bolt. Set up in a few minutes!

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9.5

Hourleey

Hourleey 3/4" Shaft Horizontal Pressure Washer Pump, 3400PSI 2.5GPM, Replacement Pump for Power Washer, Power Washer Pump for Gas Washer, Compatible with Simpson, Ryobi, Honda

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Main Highlights

Reborn Your Pressure Washer: This easy install kit is great for power washers that can support 3400 PSI at 2.5 GPM, suitable for power washers capable of 3400 PSI and 2.5 GPM. Perfect for a wide array of cleaning tasks including walls, fences, sidewalks, and vehicles. Opt for this pump replacement instead of purchasing a brand new pressure washer.
Universal Compatibility: With a standard 3/4" shaft, our horizontal pressure washer pump is designed to fit seamlessly into various gas-powered washers. Equipped with a 3/4" NH garden hose inlet and a threaded M22 high-pressure hose outlet, it is specifically crafted for compatibility with top brands like Simpson, Ryobi, Honda, ensuring a flawless replacement for your current pump.
Easy Installation: Engineered for effortless and quick cold starts, our kit eliminates the need to release pressure before starting the engine. The package comes complete with 1 detergent hose, 4 bolts (UNF5/16-24 x 1), 1 shaft key, 4 D8 flat pads, 4 D8 spring washers, and an instruction manual. Set up in a few minutes!
Maintenance-Free: Pre-filled with oil and equipped with a double seal system, our pump is designed to be ready for immediate use while avoiding oil and water leaks. Featuring a maintenance-free crankcase, there's no need for initial oil filling or periodic oil changes.
High Quality: Our pressure washer pump is designed for longevity, enhancing plunger durability to improve resistance against wear and extending the lifespan of water and oil seals. The one-piece pump head ensures optimal sealing, while the metal shaft sleeve guards against oil leaks. Additionally, the thermal relief valve preserves pump integrity by preventing overheating when in bypass mode.

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9.2

MUTURQ

MUTURQ 3/4" Shaft Horizontal Pressure Washer Pump, 2600-3000 PSI, 2.5 GPM, OEM Replacement Pump for Honda GC160,309515003,308418007,020241 and More

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Main Highlights

[PRENIUM QUALITY] Improve OEM technology for an Impressive 120 hr lifetime and manufactured from fully die-cast aluminum for good against corrosion.Support up to 3000 PSI - 2.5 GPM pressure washer. compatible for Simpson, Homelite, Generac, Honda, Karcher and more.(ONLY fit 3/4" shaft horizontal engine)
[MAINTENANCE FREE]This pump pre-fills oil for a lifetime, so you never have to change the oil. Simply Replace it and Revive your Pressure Washer when your original pump Stopped Working.
[EASY INSTALLATION] Includes a chemical hose with filter, mounting bolts, shaft key, and an instruction book to get your pressure washer back in life within 10 minutes. This replacement pump features a threaded M22 connection pressure washer hose outlet and a 3/4'' NH garden hose inlet. The standard bolt pattern fits most 3/4'' horizontal shaft gas-powered pressure washers.
[EXTENDED DUARLITY] A high-quality Thermal Relief Valve protects the pump from overheating while in bypass mode. The TRV releases small amounts of hot water and intakes cold water to prevent overheating and extend the life of the pump.
[PROFESSIONAL TECHNICAL SUPPORT] Only fit 3/4" shaft horizontal pressure washer pump, If you need pre-sale model matching consultation or replacement services, please feel free to message us and we will provide you with professional technical support.

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9.0

Save 10%

EZJOB

Pressure Washer Pump Replacement, 7/8'' Shaft Vertical Power Pressure Pumps, 2400-2800PSI Pumps Replacement for Pump Pressure Power Washer

10% OffFree Shipping

Main Highlights

Pressure Washer Pump Parameter: 2800psi, Max 2.5 GPM RATING, Fits 7/8" Shaft Vertical Axial Gasoline Engines in 4-7 HP - Such as some models of Troybilt, Ryobi, Generac, Briggs & Stratton,Devilbiss/Excell,Craftsman,Husky,Honda. Not fit all model series. Very Important - This pump is a heavy item. In order to save each others time and money, Please check the pump shaft size 7/8, the pump housing and mounting size, and the pressure power fit your machine or not before you place the order
Vertical Power Pressure Pumps Compality: 2400-2800psi,4-7 HP Max.#PowerStroke:PS262311,PS80944,PS80946#Excell:VR2522,VR2500,#Craftsman:580series#Ryobi:RY802700,RY8C2700,RY802700A,etc #Husky: HU80 series #Homelite UT80709 series.It can fit other type models. This pump not fit all series models, pls check your pressure washers mounting size, pressure power and shaft size before you buy. If you are not sure if your pressure washer would fit, please contact ' Amazon Customer Service'.
Pressure Washer Pump Parts: This pressure washer pump already have pre-filled oil and double seal system. Pre-filled gasoline for a lifetime and no need to change the oil. Comes with Easy start valve (EZ), Thermal relief valve, Unloader & SAE gas engine flange, M22 outlet, Copper Nut 3/4 NH inlet, Keyway Stock.
Universal Pressure Washer Pump Replacement: This pump is a universal pressure washer pump replacement accessory. Could work with pressure washer engine from 196cc to 224cc: some series of Honda, Craftsman, Karcher, Generac, Briggs & Stratton, Ryobi, Troy-Bilt. Not fit all series models. To ensure the pressure washer pump fit your water pressure washer model, please check the mounting size, pressure power, pump housing and shaft size or cantact us.
EZJOB promises 24 Hours Pre-Sale and After-Sale Service. If you have any questions, let us know. The mounting flange provides a convenient connection to most 7/8 diameter shaft, if you are not sure your high pressure washer could fit or not, please inform us your engine model, install size, or send us pictures. We would like to service you. Note: 7/8 diameter pressure washer shaft size

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8.8

Save 10%

Biswing

Biswing Pressure Washer Pump, 3/4" Shaft Horizontal Axial Plunger, 3400 PSI Max, 2.5 GPM, Replacement Pumps for Cold Water Gas Power Pressure Washer

10% OffFree Shipping

Main Highlights

POWERFUL PRESSURE WASHER PUMP: With a max working pressure of 3400 PSI and flow rate of 2.5 GPM, fit most engines with 6.5-7 HP(180-225 cc), our pressure washing pump delivers exceptional performance, fits most horizontal 3/4" shaft gas-powered pressure washers. (ONLY Fit 3/4'' Shaft Horizontal Engines)
HIGH COMPATIBILITY: Our pressure washer pump compatible with various gas pressure washers with horizontal engines, Honda- GC160, GC190, GC135, GX140, GX160; Karcher- K2400HH, G2400HH, G2800OH, G3000OH; Simpson- MS60753 MS60852 MS60753, MS60788, MS60850, etc.; Ryobi- RY80588A, RY80544, RY803300H, RY803265, etc.; Others- RMV2.5G30-EZ, RMV25G30D-PKG RY80533 Exh2425, etc.
HIGH QUALITY: Constructed with sturdy aluminum alloy pump body, this replacement one-piece pump ensures consistent and forceful water pressure, good wear resistance and prolong the life of oil/water seals. With a built-in thermal relief valve to prevent overheating, tackle tough cleaning tasks safety without worrying about potential damage caused by excessive heat
EASY TO USE: Features a 3/4'' NH garden hose inlet and M22-14 male thread high pressure hose outlet, this powerful pump can be easily connected to a pressure washer hose. If it is not suitable for the connector of your PRESSURE WASHER HOSE, please purchase the adapter coupler connection separately
PACKAGE INCLUDE: 1x Power Washer Replacement Pump, 1 x Detergent Hose, 1 x Shaft Key (4.78 x 4.78 x 40), 1 x Bolts (UNC5/16-24 x 1), 1 x D8 Spring Washers, 4 x D8 Flat Pads. Only suitable for COLD WATER use

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8.6

TOOLCY

TOOLCY 7/8" Shaft Vertical Pressure Washer Pump - Max 3100 PSI @ 2.5 GPM OEM & Power Washer Pump for Gas Washer - Pre-Filling Gear Oil - More Replacement for Simpson, Ryobi, Honda etc

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Main Highlights

[RESTART YOUR PRESSURE WASHER]: Vertical Pressure Washer Pump 7/8" Shaft MAX 3100 PSI / 2.5 GPM / @3400 RPM, refurbish your pressure cleaner by replacing it with a new pump for up to 150 hours. Top performance at 2800-3100 PSI and replacement for most Rear Outlet 180-196cc at 6.5-7hp engine RYOBI, Honda, Briggs and Stratton, Subaru, PowerStroke, Craftsman, Simpson, Homelite and Many other brand
[EXTENDED SERVICE TIME]: High-performance double seal system prevents leakage, upgraded technical surfacing piston and bearing, We promise the pump get 150 hrs running time, longer than OEM power washer pump. And the thermal relief valve (TRV) protects the pump from overheating while in by pass mode. But will not fit 3/4" shaft engine pressure washer. If you're not sure, please keep in touch with us
[EASY JOB]: Built-in for simple & quick cold starts to make the startup a breeze. no need to release pressure before starting engine. Easy set up in 5-10 minutes with Key. At the same time, we come with 3 special test matched nozzles(0°/25°/soap) to help you get the best cleaning solution. Please follow the instructions to help your machine renew working quickly
[NO MAINTENANCE ]: Our pressure washer pump already have pre-filled oil and double seal system, set it up directly and prevents oil/water leaks. This pump features a maintenance-free crankcase so you never have to pre-fill gear oil and no need to change oil. The improved 2.5GPM, 3100PSI performance allows you to clean rooftops, sidewalks, cars, gardens, pools and more
[COMPATIBILITY]: Replacement forHomelite: 308653052, 308653006, 308653093, 308653078, 308653008, 308653036, 308653035, 308653026, 308653058. Ryobi: RY802900, RY802800, RY802723, RY8C2700, RY802700A. PowerStroke: PS80946, PS80931. Husky: HU80709, HU80911, HU80709A, HU80911A. Craftsman: 580.752960, 580.752052, 580.752191, 580.752880. Simpson: ms60773, msv3024

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8.3

YAMATIC

YAMATIC 3/4" Shaft Horizontal Pressure Washer Pump 3400 PSI @ 2.5 GPM Replacement Pump for Power Washer Compatible with Homelite, Troybilt, Simpson, Karcher Honda GC160 GC190 AR rmv 2.5g30 and More

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Main Highlights

Performance and Duality upgrade Industry engineering process designed for residential powerful pressure washer cleaning job, longest real 150 hours endurance test than a similar residential pump. Improved 3400 PSI X 2.5 GPM performance makes your cleaning job more powerful for multiple works, like houses, fences, sidewalks, vehicles, pools etc.
Extended Durability & Adjustable Unloader High-performance double seal system prevents leakage, upgraded technical surfacing piston and bearing, gets 150 hrs running time, longer than original power washer pump. And the thermal relief valve (TRV) protects the pump from overheating while in bypass mode. With adjustable unloader allows you to increase or reduce the pressure to fit the engine's requirement better.
Fit for WhoUSA Standard Mounting design, this pump could fit most brand gas power washers come with the small gas engine from 180 to 225 cc (Equival 6.5 to 7 hp engine). Please Note only fit a 3/4" Shaft Horizontal pressure washer pump.
Easy Start Easy JobPre-filled oil for a lifetime and no need to change the oil. Easy set up as video show. Also Easy-Start structure with light recoil start. Make power washer more powerful and easier. Recommend draining out water inside pump and use Briggs Stratton and SIMPSON pump guard before long time storage.
COMPATIBALEReplacement for HONDA GC190, GC135, GX140,GX160 (GC160 with 3/4" keyway shaft). SIMPSON: MSH3125 MS60753, MS60788, MS60850, MS60799,MS61043Homelite 308418007, 309515003, 308418004, 308653078, 308653057, UT80522B, UT80953B, UT80522A, UT80953A. Karcher: G3050OH, K2400HH, G2400HH. POWERSTROKE PS80522, PS80903B rmv 2.5g30 Troy-Bilt: 020241, 020241-1, 20242. Please feel free to contact us for any technical and after serivce requirement.

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8.1

YAMATIC

YAMATIC 7/8" Shaft Vertical Pressure Washer Pump 3000 PSI @ 2.5 GPM Replacement Pump for Power Washer Compatible with 308653045, 308653093, 308653052, 308653078, GCV160, GCV190 Rear Inlet/Outlet

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Main Highlights

Reborn Your Power WasherYAMATIC Vertical Pressure Washer Pump 7/8" Shaft MAX 3000 PSI / 2.5 GPM / @3400 RPM, Save money by replacing your pump instead of buying a new pressure washer. Top performance at 2600-3000 PSI and replacement for most Rear Outlet 180-196cc at 6.5-7hp engine RYOBI, Honda, Briggs and Stratton, Subaru, PowerStroke, Craftsman, Simpson, Homelite and Many other brand. (This pump will not fit the pressure washer with an idle down feature)
Extended Durability & Adjustable Unloader High-performance double seal system prevents leakage, upgraded technical surfacing piston and bearing, get 150 hrs running time, longer than original power washer pump. And the thermal relief valve (TRV) protects the pump from overheating while in bypass mode. With adjustable unloader allows you to increase or reduce the pressure to fit the engine's requirement better.
Maintenance-FreeThis pump features a maintenance-free crankcase so you never have to change the oil. This easy-to-install kit is great for power washers that can support 3000 PSI at 2.5 GPM to wash walls, fences, sidewalks, vehicles, and more. This pump also fit for the front inlet/outlet engine, but you need to rotate the pump 180 degree and drill holes in the frame to install the pump. If this is difficult for you, please choose a front inlet/outlet pump directly.
Easy Start Built in for simple & quick cold starts to make the startup a breeze, no need to release pressure before starting engine. Each kit includes a siphon tube with filter, mounting bolts, shaft key, and instruction booklet to get your machine back in action as quickly as possible, Set up in 5-10 minutes!
COMPATIBILITY Replacement forHonda: GCV160, GCV190 Homelite: 308653093, 308653052, 308653078, 308653006, 308653058, 308653009, 308653036, 308653035, 308653008.Simpson: ms60773, msv3024. Subaru: ea190v Ryobi: RY803001,RY802800, RY802900, RY802723, RY802700A. Husky: HU80722 , HU80911, HU80709A, HU80911A. Craftsman: 580.752960, 580.752052, 580.752191, 580.752880. Briggs & Stratton: 311553gs, 020441-0, 020442-0.

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8.1

SIMPSON

OEM Technologies 90029 Replacement Pressure Washer Pump Kit, 3400 PSI, 2.5 GPM, 3/4" Shaft, Includes Hardware and Siphon Tube, for Residential and Industrial Gas Powered Machines

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Main Highlights

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 machines that can support 3400 PSI at 2.5 GPM to wash walls, fences, 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
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
Skip the Oil Change: This pump features a maintenance-free crankcase so you never have to change the oil; It is manufactured from fully anodized die-cast aluminum for protection against corrosion; Use it for years with your pressure washer accessories
Extended durability: A Thermal Relief Valve (TRV) protects the pump from overheating while in bypass mode; The TRV releases small amounts of hot water and intakes cooler water to prevent overheating and extend the life of the pump

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Our Best Overall Choice

Best Choice

9.7

SIMPSON

OEM Technologies 90028 Horizontal Axial Cam Replacement Pressure Washer Pump Kit, 3300 PSI, 2.4 GPM, 3/4" Shaft, Includes Hardware and Siphon Tube, for Residential and Industrial Gas Powered Machines, Silver

12% OffFree Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

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 machines that can support 3300 PSI at 2.4 GPM to wash walls, fences, 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
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
Skip the Oil Change: This pump features a maintenance-free crankcase so you never have to change the oil; It is manufactured from fully anodized die-cast aluminum for protection against corrosion; Use it for years with your pressure washer accessories
Extended durability: A Thermal Relief Valve (TRV) protects the pump from overheating while in bypass mode; The TRV releases small amounts of hot water and intakes cooler water to prevent overheating and extend the life of the pump

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