**Product Details:** - Centrifugal Spray Pump - Made by John Blue - Part # CS-155RG - CS-155 Series - Includes Mount for Gas Engine - 3/4" Shaft - Max Flow of 115 GPM at 3600 RPM - Max Pressure of 78 PSI at 3600 RPM - Port Size of 1 1/2″ x 1 1/4″ - 115 GPM at 25 PSI - CCW Rotation - Dry Run Capable with Double Wet Seal