Find the right part faster
Multiple models matched. Select your model to confirm fit.

Horizontal Pump Assembly. If the pressure washer is leaking water, the pump may need to be rebuilt or replaced. When installing this pump, you will need to reuse the old thermal release valve or purchase a new one.

Pump, vert, 3100, al head
Maintaining your PowerStroke pressure washer's efficiency is vital, and using genuine OEM pump assembly parts from Repair Clinic is the key. Our replacement Pressure Washer parts ensure a perfect fit and help maintain your machine's warranty. Whether it's the pump seals, valves, or connecting rods, each component is precision-engineered for your model number. Regular maintenance is crucial to prevent issues like water leakage or loss of pressure, often caused by worn pump components. For troubleshooting and repair, count on our extensive inventory of replacement parts. Repair Clinic also offers comprehensive repair resources to guide you through the process. Explore more options like PowerStroke Pressure Washer parts to keep your equipment running smoothly.
Discover answers to common questions about replacing your PowerStroke Pressure Washer pump assembly. This guide helps you identify the right parts and provides solutions for common issues.
To replace the pump assembly, first disconnect the spark plug and drain any water from the system. Remove the hose and unbolt the pump from the engine. Install the new pump by reversing these steps. Ensure all connections are secure to prevent leaks.
Minor issues like worn seals or valves can often be repaired. However, significant damage typically requires a complete pump replacement. Inspect the pump for visible wear and consult your manual for repair instructions. If the damage is extensive, consider purchasing a new pump assembly.
Repair Clinic offers a wide range of genuine PowerStroke pressure washer parts, including pump assemblies. We provide competitive pricing, same-day shipping, and a 365-day return policy. Visit our Pressure Washer Parts page for more options, or explore our selection of PowerStroke Pressure Washer Parts for your specific model.


Ensure your PowerStroke Pressure Washer is always ready for action with a reliable pump assembly replacement. Finding the right parts is simple and convenient with our online ordering system. Just enter your model or part number to locate the perfect match. Our genuine PowerStroke Pressure Washer parts ship the same day, ensuring you receive them quickly. Enjoy a Price Match Guarantee and No-Hassle 365-Day Returns, making your shopping experience seamless. Whether you're a homeowner or a professional technician, our platform supports you with everything you need for smooth repairs. Address common issues like a leaking pump or low pressure by replacing worn components with high-quality parts. For additional tips and guidance, visit our Pressure Washer Repair Help section. Also, explore our PowerStroke Pressure Washer Parts page for more options.
For effective maintenance and repair of your Pressure Washer, finding the model number is crucial. When replacing parts like the pump assembly, start by checking the frame, engine cover, or handle for the model number label. This label often contains the model and serial numbers, which are essential for ordering the correct replacement parts. Once located, use our online model number lookup to find and order the right Pressure Washer parts without hassle. Our easy online ordering ensures you receive the necessary replacement parts promptly, helping to maintain peak performance.
Explore more parts like general Pressure Washer parts to keep your equipment in top shape.

At Repair Clinic, we're here to help you find and order the right Pressure Washer parts, including pump assembly replacements for your PowerStroke model. Our customer service team is available seven days a week, offering expert guidance through live chat to ensure you confidently select and purchase genuine OEM parts. Enjoy the convenience of our model/part number lookup tool, and explore our Price Match Guarantee and No-Hassle 365-Day Returns. Whether you're dealing with a leaking pump or a washer that won't start, our troubleshooting tips and Pressure Washer Repair Help section will guide you to the right solutions. Access our easy-to-follow repair guides and videos to tackle common issues like clogged carburetors or faulty ignition coils. Trust Repair Clinic to provide the parts and support you need to keep your Pressure Washer running smoothly.

Learn the top reasons your pressure washer soap injector isn't working and how to fix it quickly. Diagnose clogged nozzles, injector valves, and other common issues.

Is your pressure washer losing power? Find out the two most common reasons for low or no water pressure and how to troubleshoot them for fast, effective repairs.

If your pressure washer is leaking water, the pump seals or thermal relief valve could be to blame. Learn how to identify and fix the source of water leaks fast.