... Max Flow:428 Lpm 5, high pressure cleaning 1, Pump Gear Pump gear with forced oil lubrication and variable ... ratio2, Pump Head a, Material, 40 Cr Steel, ... Pressure Gauged, Hose for cooling system4, water jet pump technical data: Speed of motor1480(r/min)Stroke ... ratio3.652Gear ratio i2.963Speed of pump(r/min)405Speed of pump(r/min)500Power (kw)557590Plunger ...