Pump Specifications: Pump Type: Axial Cam Pump Head Meterial:Brass Max Pressure：3200psi Rated Pressure：2900psi Flow:9L/Min(2.5GPM) Engine(hp) Choice：6.5HP Max. Water Supply Temperature: 104°F Pressure water pumps are the most important part of a pressure washer. They power through to deliver water at high speeds. SurmountWay provides an efficient Horizontal Axial Pressure Washer Pump Kit, minimizes engine load while delivering top performance. Nothing is worse than having to return a product, trust us…we get it. Let’s work together to avoid this! Direct drive Horizontal Axial power washer Pump designed to fit most brands & models up to 3200 PSI. 7/8" shaft & SAE gas engine flange produces up to 2.4 GPM, suitable for homeowner units. Engines : Fits Honda(only 3/4" shaft), fits for Briggs & Stratton, Craftsman, Karcher, Blackmax, Ryobi, Troy Bilt, Craftsman, Simpson, Troybilt,Powerstroke. OEM troy build pump,EXCLUSIVELY FOR vertical ENGINES WITH A 7/8" SHAFT