Power: 135 hp Date of manufacture : 1959 - 1974
Production Manufacturer: International Harvester Type: Agricultural Crawler tractor Factory: Doncaster, England Total built: 3038 International Harvester BTD-20 Power Engine (net): 135 hp 100.7 kW Drawbar (claimed): 112.5 hp 83.9 kW International Harvester BTD-20 Engine Mechanical Chassis: crawler Final drives: bull gear Cab: Open operator station Transmission: 6-speed gear Dimensions & Tracks Weight: 30300 lbs 13744 kg tracks Full dimensions and tracks ... Electrical Charging system: generator

International Harvester B-614	Power: 62 hp	Date of manufacture : 1963 - 1968

International Harvester B-634	Power: 66 hp	Date of manufacture : 1964 - 1976

International Harvester BTD-6	Power: 55 hp	Date of manufacture : 1955 - 1975

International Harvester BTD-8	Power: 60 hp	Date of manufacture : 1960 - 1966

International Harvester BTD-20	Power: 135 hp	Date of manufacture : 1959 - 1974

International Harvester Cub	Power: 13 hp	Date of manufacture : 1964 - 1979

International Harvester Cub Lo-Boy	Power: 12 hp[P]	Date of manufacture : 1955 - 1968

International Harvester D-212	Power: 12 hp	Date of manufacture : 1956 - 1959

International Harvester D-214	Power: 14 hp	Date of manufacture : 1958 - 1962