ND116340-3320 MOTOR ASS’Y KOMATSU parts PC1100, PC1100SE, PC1100SP, PC160, PC180, PC1800, PC200, PC200SC, PC210, PC220, PC230, PC240, PC250, PC290, PC340, PC380, PC450, PC600, PC650, PC750, PC750SE, PC800, PC800SE, PW150ES, PW170ES, WA320