... piston motor, for the Kawasaki Staffa HMC Hydraulic Motor of Dual Displacement HMC080, HMC100, HMC125, HMC200, HMC270, HMC325 series. The HMC ... series dual displacement models have two pre-set displacements which can be chosen from a wide range to suit ... selected by a directional control valve which can be remote from, or mounted directly on the motor. Displacements change with ease ...