International 6x4 Grain Truck

1959 International 6x4 Grain Truck International 230 Diesel Engine, 713 Engine hrs, 13-Speed Manual Transmission, Differential Lock, 12.00R20 Front Tires, 10.00R20 Rear Tires, Spring Suspension, 196 in Wheelbase, PTO, 18 ft Long x 5 ft 8 in High Steel Body, Manual Roll Tarp, Split Swing Tailgate, Tailgate Chute, Equipment-from-Erickson-Farms The engine has oil leaks from the sides and bottom - The engine has a knock and smokes while running