Pressure Washer Pump Replacement Horizontal Triplex Plunger

Looking to revive your pressure washer and tackle dirt with confidence? This pressure washer pump replacement delivers powerful performance and durability for homeowners and pros alike. Designed with a 3/4″ horizontal shaft and robust triplex plunger, it delivers up to 3700 PSI of cleaning power and a steady 2.5 GPM flow rate that’s perfect for patios, vehicles, siding, and more. Built for reliability and wide compatibility with popular gas pressure washers including Simpson MorFlex models, it’s the smart way to upgrade worn installers and restore peak pressure. Replace your old pump and enjoy professional‑level results without the cost of a new unit.


Key Features

• Powerful high‑pressure performance with up to 3700 PSI and consistent 2.5 GPM flow, ideal for deep cleaning tough surfaces.
• Durable triplex plunger and forged brass pump head resist wear and extend service life.
• Integrated sight glass makes oil level checks quick and mess‑free.
• Standard SAE bolt pattern and 3/4″ shaft ensure easy installation on compatible models.

Why Choose Our Pressure Washer Pump Replacement
Don’t settle for worn‑out OEM parts that sap performance. This pump offers reliable power, improved wear resistance, and simple maintenance compared to basic units. Its design maximizes pressure and flow while reducing downtime, giving you more cleaning power per wash and a cost‑effective alternative to buying a whole new washer.

Perfect For (Occasions & Uses)
Ideal for homeowners, DIY enthusiasts, and professionals needing to restore or upgrade a gas powered pressure washer. Great for cleaning driveways, decks, fences, vehicles, boats, and construction equipment.

Revive your pressure washer and feel the power return  order your replacement pump today.