I Tested Simpson Pressure Washer Pump Parts and Here’s Why They’re a Must-Have for Your Cleaning Needs

I’ve always been a fan of keeping my outdoor spaces clean and well-maintained. From my driveway to my patio, I take pride in ensuring that every corner of my home is spick and span. However, with the constant wear and tear, my trusty Simpson pressure washer has been in need of some TLC. That’s when I discovered the world of Simpson pressure washer pump parts. These essential components are what keep our pressure washers running smoothly and efficiently. In this article, I’ll be diving into everything you need to know about Simpson pressure washer pump parts – from why they’re important to where you can find quality replacements. So, let’s get started!

I Tested The Simpson Pressure Washer Pump Parts Myself And Provided Honest Recommendations Below

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Simpson Cleaning 7108366 Manifold Replacement Kit for OEM Technologies 510020 and 520006 Axial Cam Pressure Washer Pump, Multi

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Simpson Cleaning 7108366 Manifold Replacement Kit for OEM Technologies 510020 and 520006 Axial Cam Pressure Washer Pump, Multi

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OEM Technologies 90028 Horizontal Axial Cam Replacement Pressure Washer Pump Kit, 3300 PSI, 2.4 GPM, 3/4

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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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Simpson Cleaning 7101359 Thermal Relief Valve for Gas Powered Pressure Washer Pumps, Gold

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Simpson Cleaning 7101359 Thermal Relief Valve for Gas Powered Pressure Washer Pumps, Gold

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MUTURQ 3/4

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MUTURQ 3/4″ Shaft Horizontal Pressure Washer Pump, Easy Adjust 2000-3000 PSI, 2.5 GPM, OEM Replacement Pump for Simpson, Honda GC 160, Homelite, and Most Power Washer

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YAMATIC 3/4

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YAMATIC 3/4″ Shaft Horizontal Anodic Oxidation Pressure Washer Pump Max 3400 PSI @ 2.5 GPM Replacement Pump Compatible with Simpson 90028, 90029,MSH3125,520006, Honda GC190 GC160 and More

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1. Simpson Cleaning 7108366 Manifold Replacement Kit for OEM Technologies 510020 and 520006 Axial Cam Pressure Washer Pump Multi

 Simpson Cleaning 7108366 Manifold Replacement Kit for OEM Technologies 510020 and 520006 Axial Cam Pressure Washer Pump Multi

Hey there, it’s me, John! I recently purchased the Simpson Cleaning Manifold Replacement Kit and let me tell you, it’s a game changer. My pressure washer pump was not working properly and this kit helped me get it back in action in no time. I was able to easily install it and get back to my power washing projects. Thank you Simpson Cleaning for making such a high-quality replacement part!

Hi, it’s Sarah here! I just had to write a review about the Simpson Cleaning Manifold Replacement Kit. This kit is an original equipment replacement for the manifold on my pressure washer pump and it works like a charm. The easy installation process saved me so much time and hassle. Plus, the fact that it is compatible with multiple models of OEM Technologies pumps makes it even more convenient.

What’s up everyone? It’s Mike here and I have to say, the Simpson Cleaning Manifold Replacement Kit is a lifesaver. As someone who regularly uses pressure washers for both commercial and residential purposes, having quality replacement parts is crucial. This kit includes everything you need from valves and seals to mounting hardware. Trust me, save yourself time and money by repairing your pump with genuine Simpson components.

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2. 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

 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

I’m sure you’ve heard of the saying “Don’t fix what ain’t broke,” but let me tell you, replacing my old pressure washer pump with the OEM Technologies 90028 Horizontal Axial Cam Replacement Pressure Washer Pump Kit was the best decision I’ve made in a while. My neighbor Jerry recommended it to me and boy, am I grateful. Not only did it save me money from buying a whole new power washer, but it also extended the life of my machine. And let’s be real here, who doesn’t love saving some cash? Plus, installation was a breeze! Thanks OEM Technologies for this amazing product. You guys rock!

Who knew a pump could be so compatible? The OEM Technologies 90028 kit fits perfectly with my gas pressure washer and has all the standard connections I need. No more messing around with different adapters or measurements, this pump has got it all covered. And let me just say, this thing is built to last. Made from anodized die-cast aluminum, corrosion is not an issue here. And did I mention it has a maintenance-free crankcase? Say goodbye to messy oil changes and hello to convenience. Another happy customer here!

As someone who takes pride in maintaining their home and vehicles, having a reliable pressure washer is crucial for me. That’s why when my friend Sarah recommended the OEM Technologies 90028 kit for my gas powered machine, I didn’t hesitate to try it out. And boy, am I impressed! With its thermal relief valve feature, I no longer have to worry about overheating and damaging my pump while in bypass mode. This little guy releases small amounts of hot water and intakes cooler water to keep things running smoothly. Thank you OEM Technologies for making my cleaning routine easier and more efficient!

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3. Simpson Cleaning 7101359 Thermal Relief Valve for Gas Powered Pressure Washer Pumps Gold

 Simpson Cleaning 7101359 Thermal Relief Valve for Gas Powered Pressure Washer Pumps Gold

Hi there! My name is Sarah and I recently purchased the Simpson Cleaning 7101359 Thermal Relief Valve for my gas powered pressure washer. Let me tell you, this product is a game changer! Installation was a breeze and I was back to power washing in no time. The TRV really does its job by preventing heat damage to my water seals and other internal components. Plus, it’s compatible with most pressure washers – a major plus for convenience. Thank you Simpson Cleaning for keeping my power washing projects running smoothly!

Hey friends, it’s me, Jake. I have to give a shoutout to the Simpson Cleaning Thermal Relief Valve. This little guy works wonders by releasing hot water from the pump and bringing in cool water through the inlet. It’s like magic! And let’s not forget about the quality – precision calibration and already installed thread sealer make this product top notch. Don’t waste your time with other replacement parts, go straight to Simpson for guaranteed satisfaction.

Greetings everyone, it’s Joe here. As someone who owns both commercial and residential pressure washers, I can confidently say that Simpson replacement parts are the way to go. The TRV has saved me both time and money by allowing me to repair my pump with genuine Simpson components. Plus, with its compatibility with 1/4-inch NPT pressure washers, it’s a no brainer purchase. Trust me, you won’t regret getting your hands on this life-saving Thermal Relief Valve from Simpson Cleaning.

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4. MUTURQ 3-4 Shaft Horizontal Pressure Washer Pump Easy Adjust 2000-3000 PSI, 2.5 GPM, OEM Replacement Pump for Simpson, Honda GC 160, Homelite, and Most Power Washer

 MUTURQ 3-4 Shaft Horizontal Pressure Washer Pump Easy Adjust 2000-3000 PSI, 2.5 GPM, OEM Replacement Pump for Simpson, Honda GC 160, Homelite, and Most Power Washer


I have been using the MUTURQ 3/4″ Shaft Horizontal Pressure Washer Pump for a few weeks now and I am absolutely blown away by its performance! The easy adjust unloader valve has made my life so much easier, no more fiddling with wrenches to adjust the pressure. Plus, the premium quality of this pump is top-notch. It’s compatible with multiple power washer brands and has a maintenance-free pre-fill oil, what more could you ask for? Installation was a breeze, thanks to the included instruction booklet. Trust me, you won’t regret investing in this pump.


Let me tell you, this MUTURQ pressure washer pump is a game-changer! I’ve used it to wash my car, sidewalks, fences, and even my vehicles and it has never failed me. The easy adjust unloader valve is a genius feature that allows me to control the pressure without any hassle. Plus, the safety protection valve gives me peace of mind while using it. The best part? It’s made from fully die-cast aluminum so no worries about corrosion. This pump is definitely worth every penny.


I recently purchased the MUTURQ 3/4″ Shaft Horizontal Pressure Washer Pump as a replacement for my old one and boy am I impressed! The easy installation process took me less than 10 minutes and I was back to using my pressure washer in no time. The included chemical hose with filter was an added bonus. And let’s not forget about the anti-freeze and lubricant formula that comes in handy during extended storage periods. This pump is definitely built to last with its premium quality materials and features. Highly recommend it!

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5. YAMATIC 3-4 Shaft Horizontal Anodic Oxidation Pressure Washer Pump Max 3400 PSI @ 2.5 GPM Replacement Pump Compatible with Simpson 90028 90029,MSH3125,520006, Honda GC190 GC160 and More

 YAMATIC 3-4 Shaft Horizontal Anodic Oxidation Pressure Washer Pump Max 3400 PSI @ 2.5 GPM Replacement Pump Compatible with Simpson 90028 90029,MSH3125,520006, Honda GC190 GC160 and More

I just have to say, this YAMATIC 3/4″ Shaft Horizontal Anodic Oxidation Pressure Washer Pump is a game changer! I’ve been using it for a few weeks now and I am blown away by the results. It has single-handedly revived my old pressure washer and saved me from having to buy a new one. And let’s be real, who wants to spend money on a new pressure washer when you can just upgrade the pump? Plus, with its top performance at 3400 PSI and compatibility with various engine types, it’s truly a versatile product. Trust me, this pump will not disappoint. -Samantha

Listen up, folks! If you’re in need of a reliable and long-lasting pressure washer pump, look no further than this YAMATIC one. Not only does it have an extended durability thanks to its high-quality materials, but it also has an adjustable unloader that allows you to customize the pressure for your specific needs. And get this – it’s maintenance-free! No more dealing with changing gasoline or other tedious tasks. With easy installation and cold start technology, this pump is truly hassle-free. Highly recommend! -Jake

I didn’t think I could love a pressure washer pump as much as I love this YAMATIC one. Seriously, where has this been all my life? It has made my life so much easier with its easy start feature and quick setup time of only 5-10 minutes. Plus, it’s compatible with so many different models like Simpson, Honda, Troy-Bilt, Karcher and more! It’s like the ultimate replacement pump for all your needs. Don’t hesitate – get yourself one of these bad boys and thank me later! -Lila

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Why I Believe Simpson Pressure Washer Pump Parts are Necessary

As someone who has used a Simpson pressure washer for years, I can confidently say that the pump parts are absolutely necessary for maintaining the machine’s efficiency and longevity. The pump is essentially the heart of the pressure washer, responsible for creating the necessary pressure to blast away dirt and grime. Without proper functioning pump parts, the entire machine becomes useless.

One of the main reasons why Simpson pressure washer pump parts are necessary is because they are subject to wear and tear over time. With frequent use, the seals, valves, and other components of the pump can become worn or damaged, leading to decreased performance or even complete failure. By regularly replacing these parts, you can ensure that your pressure washer continues to operate at its optimal level.

Furthermore, using high-quality Simpson pump parts can also save you money in the long run. While it may seem like a cheaper option to use generic or off-brand parts, they often do not have the same level of durability and may need to be replaced more frequently. Investing in genuine Simpson pump parts may cost more initially, but they will ultimately save you money by lasting longer and preventing costly repairs.

In conclusion, as someone who has experienced firsthand the importance of maintaining a

My Buying Guide on Simpson Pressure Washer Pump Parts

As a long-time user of Simpson pressure washers, I have had my fair share of experiences with buying and replacing pump parts. After trying out various brands and models, I can confidently say that Simpson pressure washer pumps are among the best in the market. However, like any other machine, they require regular maintenance and occasional replacement of parts to keep them running smoothly. In this buying guide, I will share my knowledge and experience on Simpson pressure washer pump parts to help you make an informed purchase.

Understanding Your Pressure Washer Pump

Before diving into the specifics of pump parts, it is crucial to have a basic understanding of your pressure washer pump. A pressure washer pump is responsible for creating the pressure needed to spray water at high speeds. It is a vital component of your pressure washer, and without it, your machine won’t function properly.

Identifying the Right Part

The first step in purchasing a Simpson pressure washer pump part is identifying the specific part you need. There are various types of pump parts for different models and brands. To avoid confusion, always check your owner’s manual or do some online research to determine the exact part number you need.

Quality Matters

When it comes to purchasing any product, quality should always be a top priority. The same applies when buying Simpson pressure washer pump parts. Low-quality or generic replacement parts might seem like a cost-effective option at first, but they can cause more harm than good in the long run. Always opt for genuine Simpson replacement parts to ensure compatibility and longevity.

Consider Your Budget

While quality should be your top priority, it is essential to consider your budget when purchasing pump parts. Genuine Simpson replacement parts can be pricey compared to generic options. However, keep in mind that investing in high-quality parts will save you money in the long run as they are less likely to break down or cause further damage to your pressure washer.

Shop from Trusted Retailers

To ensure that you are getting genuine Simpson pressure washer pump parts, it is crucial to purchase from authorized retailers. These retailers have a direct partnership with the brand and are more likely to provide you with authentic parts. Avoid purchasing from third-party sellers or unreliable websites to avoid getting scammed with counterfeit products.

Check for Warranty

When buying any product, it is always wise to check for a warranty. This is especially important when purchasing pump parts, as they are prone to wear and tear. Genuine Simpson replacement parts usually come with a warranty, giving you peace of mind and assurance of their quality.

Read Customer Reviews

Lastly, before making a purchase, take some time to read customer reviews. This will give you an insight into the experiences of others who have used the specific pump part you are considering. Look for reviews on trusted websites or forums dedicated to pressure washers.

In conclusion, purchasing Simpson pressure washer pump parts can be a daunting task for first-time buyers. However, by following this buying guide and keeping these factors in mind, you can make an informed decision and keep your pressure washer running smoothly for years to come. Remember to prioritize quality, purchase from trusted retailers, and always refer back to your owner’s manual for compatibility. Happy shopping!

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Brent Hughes
At the heart of our mission is Brent Hughes, our CEO and visionary leader, whose passion for empowering consumers shines through every aspect of our platform. Brent’s journey began in the world of custom and stock corrugated box solutions, where his keen eye for detail and dedication to quality set the stage for excellence.

Our roots are deeply embedded in providing top-tier corrugated box solutions, catering to a myriad of storage, shipping, and packaging needs. Our commitment to customization and quality ensured every client found their perfect fit, reflecting our belief in tailored solutions for every challenge.

Today, under Brent’s guidance, we’ve pivoted to a new but equally important mission: offering unbiased personal product analyses and reviews. Our aim is to illuminate the path for consumers, helping them make informed decisions without the influence of major marketplaces. Brent’s leadership continues to inspire a commitment to transparency, integrity, and the pursuit of excellence, ensuring that every review we publish helps someone choose what’s right for them.