2400 PSI Pressure Washer Pump for Troy-Bilt 020428-0, 020429-0, 020453 - 2.4 GPM Gas Engine Replacement Pump, Vertical Shaft 7/8 Inch

Replacement 2400 PSI pressure washer pump designed for Troy-Bilt models 020428-0, 020429-0, and 020453; suitable for vertical gas engine-driven units with a 7/8-inch shaft diameter. This pump delivers a flow rate of 2.4 GPM and operates at 3400 RPM, with a maximum water temperature capacity of 140°F. The 3-bolt mounting pattern measures 7 11/16" x 6 3/16" x 6 7/16" with 4" center distances, ensuring compatibility with various gas engines (4.5-7 HP). Features include a standard garden hose inlet connection and a 22mm male outlet tube. Oil capacity is 2.2oz; a drain hole facilitates oil changes. Integrated components comprise a keyway, hose, chemical injector, unloader, thermal release, and outlet tube. Designed as an EZ-SX rear-facing pump, outlet is positioned towards the back. This vertical pump includes built-in pressure control, a downstream chemical injector for detergent application, and thermal relief for safety. Refer to images for detailed measurements and specifications. Ensure pump operation remains within the specified 2400 PSI limit to maintain warranty validity and prevent potential damage or injury.