The Annovi Reverberi RMW25G28D-F7-EZ triplex residential plunger pump for vertical gas engine driven pressure washers flows 2.5 gallons per minute at 2,800 PSI and 3,400 RPM. This pump mounts directly on to the engine shaft by using a keyed hollow shaft connection system. The mounting flange provides a convenient connection to most 7/8? diameter shaft vertical gas engines in 4 - 7 HP (reference the cc to HP chart) and fits most OEM carts. The hollow shafted pump includes a built-in pressure control valve, and chemical injection system. Comes with Easy Start Valve (EZ) and special 4 bolt flange (F).

• 3-piston alternating volumetric pumps for use on cleaning units
• Can be directly coupled to various types of motors
• Different delivery connections available
• Optional detergent suction system
• Integral regulating valve
• Pump body in die-cast aluminum alloy
• Pistons driven by swash plate mechanism
• Two bearing systems, to support the pump shaft and pistons
• Pistons in hardened and tempered steel
• Pump head in pressed brass
• Double gasket sealing system
• Intake valves fitted above the pistons for greater efficiency