Machine description: 1990 Case 580K 4x4 Loader Backhoe W/Extendahoe. 5804 Hrs Showing. Case 3.9L 4-Cylinder. Diesel. Water Cooled Engine. Manual Transmission. Differential Lock. 19’ Boom Reach. 226’’ Max. Digging De... more info about the 1990 Case 580K.