Fuel Injector YM719810-53100 compatible for Komatsu Engine 3D75-2D 3D75N-1YC 3D78-1E 3D78AE-3D Excavator PC20R-8Fuel Injector YM719810 53100 for Komatsu Engine 3D75 2D 3D75N 1YC 3D78 1E 3D78AE 3D Excavator PC20R 8 Condition: New Part Note: For the new part, we advise you replace the whole set together, Because the oil output and atomization concentration of Genuine and parts are different, they cannot be mixed to work for the same engine. Replace Part Number: YM719810 53100,YM71981053100,YMR002081 Fit for Komatsu Engine: 3D75 2D,3D75N 1YC,3D75 2C,3D75N 2E,3D78