GENERAC 6590-0 Pressure Washer, 3100 psi, 2.8 gpm. More details: Pressure Washer, Cold, Operating Pressure 3100 psi, Engine Size 212cc, Engine Brand Generac, Flow Rate 2.8 gpm, Fuel Type Gas, 5.5 HP, Duty Rating Commercial, Detergent Injection Siphon Tube, Height 38 In., Width 24-5/16 In., Length 31-13/16 In., Hose Dimensions 5/16 In. x 35 ft., Usable Hours per Week 10 to 20, Burner Fuel Gasoline, Pump Drive Direct, Pump Type Triplex, Water Output Temp. 100 Degrees F, Starter Type Manual, Piston Material Ceramic, 3 yr. Warranty, Net Weight 102.5 lb.