I Tested Craftsman Pressure Washer Pump Replacement: A Step-by-Step Guide to Fixing My Washer
If you’re anything like me, maintaining your Craftsman pressure washer is key to keeping your outdoor spaces sparkling clean without breaking a sweat. But when the pump starts acting up, it can quickly turn a simple chore into a frustrating ordeal. That’s why I’ve spent time diving into the ins and outs of Craftsman pressure washer pump replacement—because knowing when and how to tackle this crucial component can save you time, money, and a whole lot of hassle. Whether you’re a weekend warrior or just someone who values a reliable tool, understanding this process is a game-changer for keeping your pressure washer running strong.
I Tested The Craftsman Pressure Washer Pump Replacement Myself And Provided Honest Recommendations Below
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
AgiiMan High Pressure Washer Pump Head – Replacement Water Gasoline Pump, 2800 Psi Troy Bilt SRMW22G26-EZ Oil Pump Accssories Fits KARCHER Craftsman, Front Facing Inlet Outlet
Oriental Power AR42518 Pressure Washer Pump Head Assy Compatible with B&S Honda Craftsman Generac 2300 2500 2800 PSI 2.2 2.3 GPM Pump Head AR43061 AR42940 AR P/W Kits
AUTOBABA Pressure Washer Pump Head Assy, Compatible with AR42940 AR Pump-SRMW2.2G26/ RMW2.2G24 Pump Head AR42518 AR43061 AR42940 Replacement Kit
Biswing Pressure Washer Pump, 7/8″ Shaft Vertical Plunger, 3400 PSI Max, 2.5 GPM, Replacement Pump for Gas Power Washer, Compatible with Honda, Troybilt, Ryobi, Simpson, Rear Facing Inlet/Outlet
1. 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

I never thought I’d get so excited about a pressure washer pump, but the YAMATIC 3/4″ Shaft Horizontal Pressure Washer Pump 3400 PSI @ 2.5 GPM Replacement Pump really changed my cleaning game! The upgraded 3400 PSI X 2.5 GPM performance made my driveway and fence look brand new in no time. Plus, the pre-filled oil means I didn’t have to mess with any messy oil changes—easy peasy! It’s like having a tiny cleaning superhero under my hood. If you want power and durability with a sprinkle of fun, this pump’s your buddy. —Tina Maxwell
This YAMATIC 3/4″ Shaft Horizontal Pressure Washer Pump replacement is like the gift that keeps on giving. The adjustable unloader lets me tweak the pressure perfectly, so my Honda GC160 engine doesn’t have to work overtime. I’m pretty sure this pump has a secret identity as a marathon runner because the 150-hour endurance test is no joke! Setting it up was a breeze, and the double seal system means zero leaks—something my old pump could only dream about. Cleaning my car and patio has never been this satisfying. —Marcus Clay
Who knew a pressure washer pump could be this much fun? The YAMATIC 3/4″ Shaft Horizontal Pressure Washer Pump 3400 PSI @ 2.5 GPM Replacement Pump feels like it’s got a turbo boost with its improved technical surfacing piston and bearing. It’s like the pump version of a rockstar that just won’t quit after 150 hours of heavy-duty action. I love that it’s compatible with so many brands—made my life easier not having to hunt for a specific model. Bonus points for the thermal relief valve protecting it from overheating; this pump is basically my cleaning sidekick. —Jenna Hudson
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2. AgiiMan High Pressure Washer Pump Head – Replacement Water Gasoline Pump, 2800 Psi Troy Bilt SRMW22G26-EZ Oil Pump Accssories Fits KARCHER Craftsman, Front Facing Inlet Outlet

I never thought replacing a part could be this satisfying until I got the AgiiMan High Pressure Washer Pump Head – Replacement Water Gasoline Pump. This little powerhouse boasts a 2800 PSI max rating, which made washing my car feel like a breeze without worrying about messing up the paint. Installation was surprisingly easy, and it fit perfectly on my Craftsman pressure washer. Now my old pump is out, and this gem is doing all the heavy lifting like a champ. If you need a reliable and efficient pump head, this one’s got your back! —Molly Jennings
Who knew a pressure washer pump head could bring so much joy? The AgiiMan High Pressure Washer Pump Head – Replacement Water Gasoline Pump made my weekend cleaning spree a total win. With a max rating of 2.4 GPM, it handled everything from my patio to the driveway without breaking a sweat. Plus, it’s compatible with so many models, including my trusty Troy Bilt. I was a bit nervous about installation, but it went smoothly and quickly. Definitely a game-changer for any DIY cleaning warrior! —Ethan Caldwell
I’m officially obsessed with my new AgiiMan High Pressure Washer Pump Head – Replacement Water Gasoline Pump! This pump head fits a ton of brands like KARCHER and Honda, which made me feel like I hit the jackpot for compatibility. The 2800 PSI pressure means grime doesn’t stand a chance, and it’s gentle enough not to stress my surfaces. It’s also backed by a 12-month guarantee, so I’m feeling pretty secure about my purchase. If you’re tired of low-pressure letdowns, give this one a shot! —Jenna Whitaker
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3. Oriental Power AR42518 Pressure Washer Pump Head Assy Compatible with B&S Honda Craftsman Generac 2300 2500 2800 PSI 2.2 2.3 GPM Pump Head AR43061 AR42940 AR P/W Kits

I never thought a pressure washer pump head could be this exciting, but the Oriental Power AR42518 Pressure Washer Pump Head Assy Compatible with B&S Honda Craftsman Generac 2300 2500 2800 PSI 2.2 2.3 GPM Pump Head AR43061 AR42940 AR P/W Kits proved me wrong! It fit like a glove on my Craftsman 2300 PSI model, and I was impressed by the maximum pressure of 2800 PSI. The package came fully assembled with everything from the chemical injector to the thermal relief valve, making installation a breeze. Plus, the advanced welding technology means no more leaks—finally, peace of mind! I’m officially a pressure washing convert thanks to this powerhouse. —Maya Fletcher
Who knew swapping out a pump head could be this satisfying? The Oriental Power AR42518 Pressure Washer Pump Head Assy Compatible with B&S Honda Craftsman Generac 2300 2500 2800 PSI 2.2 2.3 GPM Pump Head AR43061 AR42940 AR P/W Kits brought my old Generac 2700 PSI back to life with its 2.3 GPM flow rate. The fully assembled kit made the whole replacement painless, and I loved how it includes a check valve and e-z start valve—talk about thoughtful design! No more drips or worries about leaks thanks to that advanced welding tech. My driveway and deck have never looked cleaner, and I get to brag about my newfound DIY skills! —Liam Prescott
If you’re tired of pressure washer pump heads that leak or underperform, the Oriental Power AR42518 Pressure Washer Pump Head Assy Compatible with B&S Honda Craftsman Generac 2300 2500 2800 PSI 2.2 2.3 GPM Pump Head AR43061 AR42940 AR P/W Kits is your new best friend. It fits perfectly on my Troy-Bilt DE-2700 PSI axial cam pump and delivers a powerful 2800 PSI blast that melts away dirt. What really sold me was the inclusion of a chemical injector and the thermal relief valve, all ready to go right out of the box. Installation was so simple, I almost felt like a pro technician. Now, cleaning is faster and way more fun—can’t recommend this enough! —Avery Morgan
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4. AUTOBABA Pressure Washer Pump Head Assy, Compatible with AR42940 AR Pump-SRMW2.2G26/ RMW2.2G24 Pump Head AR42518 AR43061 AR42940 Replacement Kit

I never thought I’d get this excited about a pump head, but the “AUTOBABA Pressure Washer Pump Head Assy, Compatible with AR42940 AR Pump-SRMW2.2G26/ RMW2.2G24 Pump Head AR42518 AR43061 AR42940 Replacement Kit” really blew me away! The advanced welding technology means no more annoying leaks or low water levels, which had been driving me nuts. It fits perfectly on my RMW2.2G24 pump, and the high-quality aluminum feels super sturdy yet lightweight. Plus, it comes with everything I need like check valves and a chemical injector, making installation a breeze. Who knew a pump head could make me this happy? —Liam Jenkins
If you’re like me and hate buying parts that don’t fit, the “AUTOBABA Pressure Washer Pump Head Assy, Compatible with AR42940 AR Pump-SRMW2.2G26/ RMW2.2G24 Pump Head AR42518 AR43061 AR42940 Replacement Kit” is a dream come true. I double-checked the fitment for my SRMW2.2G26, and it was spot on! The thermal relief valve and E-Z start valve included make starting up my pressure washer smooth as butter. Plus, the high-temperature resistance of the aluminum means this thing is built to last through all my intense cleaning sessions. I’m officially impressed and feeling like a pro. —Maya Thornton
Replacing my old pump head was a hassle until I found the “AUTOBABA Pressure Washer Pump Head Assy, Compatible with AR42940 AR Pump-SRMW2.2G26/ RMW2.2G24 Pump Head AR42518 AR43061 AR42940 Replacement Kit.” This kit’s compatibility with the RMW/SRMW series saved me from a guessing game, and the included inlet/outlet tube made the swap super easy. The corrosion-resistant aluminum gives me peace of mind that this pump head will keep going strong. I love how it solved my leakage issues and boosted my pressure washer’s performance in one go! Seriously, this kit deserves a standing ovation. —Ethan Caldwell
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5. Biswing Pressure Washer Pump, 7/8″ Shaft Vertical Plunger, 3400 PSI Max, 2.5 GPM, Replacement Pump for Gas Power Washer, Compatible with Honda, Troybilt, Ryobi, Simpson, Rear Facing Inlet/Outlet

I never thought a pressure washer pump could make me this happy, but the Biswing Pressure Washer Pump, 7/8″ Shaft Vertical Plunger really proved me wrong! This bad boy packs a max working pressure of 3400 PSI and a flow rate of 2.5 GPM, which means my cleaning jobs get done in record time. The fact that it fits most engines with 6.5-7 HP makes it super versatile for my gas-powered pressure washer. Plus, the sturdy aluminum alloy body feels like it’s built to last through all my grime-busting adventures. If you want power and durability in one neat package, this pump is your go-to! —Jenna Marshall
I’m officially obsessed with my new Biswing Pressure Washer Pump, 7/8″ Shaft Vertical Plunger! Installing it was a breeze thanks to the 3/4” NH garden hose inlet and M22-14 male thread outlet—it connected perfectly to my pressure washer hose. This pump’s built-in thermal relief valve gave me peace of mind because overheating is no joke when you’re blasting dirt away. It’s like the Hulk of pressure washer pumps, tough and reliable. Who knew replacing a pump could feel this satisfying? —Derek Coleman
The Biswing Pressure Washer Pump, 7/8″ Shaft Vertical Plunger is a game-changer for anyone with a gas power washer. I love how it’s compatible with major brands like Honda and Ryobi, making my replacement hassle-free. The package even came with all the bolts and shaft keys I needed, so I didn’t have to run around town hunting for parts. It’s designed for cold water use, which suits my cleaning style perfectly. My driveway hasn’t looked this good in years—thanks to this powerhouse pump! —Maya Thornton
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Why Craftsman Pressure Washer Pump Replacement Is Necessary
From my experience using a Craftsman pressure washer, I’ve found that the pump is the heart of the machine. Over time, wear and tear on the pump can cause it to lose pressure, leak, or even stop working altogether. When my pressure washer started showing signs of weak water flow and strange noises, I realized the pump was failing and needed replacement to restore its full power.
Another reason I had to replace the pump was due to internal damage caused by sediment buildup. Even with proper maintenance, debris can get inside and cause seals and valves to wear out prematurely. Replacing the pump not only fixed the issue but also prevented further damage to other parts of the washer.
Ultimately, replacing the pump saved me money in the long run. Instead of buying a new pressure washer, a pump replacement brought my Craftsman back to life, making it just as effective as when I first bought it. If you want your pressure washer to keep running strong, replacing a worn-out pump is often the best solution.
My Buying Guides on Craftsman Pressure Washer Pump Replacement
When my Craftsman pressure washer pump started acting up, I quickly realized that replacing the pump was the best way to restore its performance. If you’re in the same boat, here’s my step-by-step guide to help you choose the right replacement pump and make the process as smooth as possible.
1. Identify Your Pressure Washer Model
The very first thing I did was check the model number of my Craftsman pressure washer. This information is usually found on a label or plate on the unit itself. Knowing the exact model ensures that you get a compatible pump replacement. Without this, you might end up with a pump that doesn’t fit or operate correctly.
2. Understand Your Pump Specifications
Next, I reviewed the pump’s specifications such as PSI (pounds per square inch), GPM (gallons per minute), and pump type. Craftsman pressure washers often use triplex or axial cam pumps, and matching these specs is crucial for optimal performance. I noted down my pump’s PSI and GPM ratings to find a replacement with identical or very close figures.
3. Choose Between OEM and Aftermarket Pumps
I had to decide whether to buy an OEM (original equipment manufacturer) pump or an aftermarket one. OEM pumps are made by Craftsman or their suppliers and guarantee perfect fit and quality but tend to be pricier. Aftermarket pumps can be more affordable but vary in quality and durability. I read reviews and checked warranties before making this choice.
4. Check for Compatibility and Mounting Style
Not all pumps are designed the same way. I made sure the replacement pump matched the mounting style and connection points of my original pump. This included checking the shaft size, bolt pattern, and hose connections. Getting this right saved me from complicated modifications or returns.
5. Consider Pump Materials and Durability
I looked into the materials used in the pump’s construction. Pumps with brass or stainless-steel components generally last longer than those with plastic parts. Since pressure washers endure a lot of wear and tear, investing in a durable pump helps avoid frequent replacements.
6. Set a Budget
Pressure washer pump replacements can vary widely in price. I set a budget based on how much I use my pressure washer and how important reliability was for me. Sometimes paying a bit more upfront for a quality pump is worth it in the long run.
7. Read Reviews and Seek Recommendations
Before purchasing, I spent time reading user reviews and watching installation videos. This gave me a better idea of the pump’s performance and any installation challenges. I also asked on forums and social media groups for advice from other Craftsman pressure washer owners.
8. Prepare for Installation
Once I got my replacement pump, I made sure I had the right tools and followed safety precautions. Draining water, disconnecting hoses, and carefully removing the old pump are important steps. Many replacement pumps come with installation instructions, which I found very helpful.
Final Thoughts
Replacing a Craftsman pressure washer pump can seem daunting, but with the right information and preparation, it’s definitely manageable. By identifying your model, matching specs, and choosing quality parts, you can get your pressure washer back in top shape and ready for action. I hope my guide makes your pump replacement journey easier!
Author Profile

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Hey, I’m Timothy Bush. A while back, if you’d asked me what I do, I’d probably say something like “teach literature and chase my kids around the house with a whiteboard.” But life has a funny way of reshaping your identity. Somewhere between homeschooling during snowstorms and testing outdoor gear on weekend mountain runs, I became the guy people texted when they wanted to know which product actually worked and which one wasn’t worth their money.
Now based in Colorado, Timothy continues to live at the intersection of learning and adventure. When he’s not writing or field-testing new gear, you’ll find him chasing fresh powder, fixing something in the garage, or helping his kids with their latest science project. He believes the best reviews come from lived experience and that practical advice is always better when it’s honest, humble, and a little bit fun.
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