Power: 178 hp[P] Date of manufacture : 1974 - 1976
Production Manufacturer: International Harvester Type: Row-Crop tractor Total built: 7,417 Original price: $26,250 (1976) International Harvester 1566 Power Drawbar (claimed): 140 hp 104.4 kW PTO (claimed): 161 hp 120.1 kW International Harvester 1566 Engine Mechanical Chassis: 4x2 2WD Cab: standard Transmission: 12-speed Photos International Harvester 1566 photos... Hydraulics Type: open center Valves: 1 Pump flow: 12 gpm 45.4 lpm Tractor hitch Rear Type: 3/2 Power Take-off (PTO) Rear PTO: independent Rear RPM: 1000 Dimensions & Tires Wheelbase: 105 inches 266 cm Weight: 12,870 lbs 5837 kg Front tire: 11L-15 Rear tire: 20.8-38 Full dimensions and tires ... 1566 Serial Numbers Location: Clutch housing on left side 1974: 7101 1975: 7837 1976: 12589 how to read serial numbers...

International Harvester 1456	Power: 144 hp[P]	Date of manufacture : 1969 - 1971

International Harvester 1466	Power: 147 hp[P]	Date of manufacture : 1971 - 1976

International Harvester 1468	Power: 161 hp[P]	Date of manufacture : 1971 - 1974

International Harvester 1486	Power: 162 hp[P]	Date of manufacture : 1976 - 1981

International Harvester 1566	Power: 178 hp[P]	Date of manufacture : 1974 - 1976

International Harvester 1568	Power: 167 hp[P]	Date of manufacture : 1974 - 1976

International Harvester 1586	Power: 179 hp[P]	Date of manufacture : 1976 - 1981

International Harvester 3088	Power: 88 hp[P]	Date of manufacture : 1981 - 1985

International Harvester 3288	Power: 100 hp[P]	Date of manufacture : 1981 - 1985