Power: 73 hp[P] Date of manufacture : 1972 - 1976
Production Manufacturer: International Harvester Total built: 9,367 Original price: $11,875 Mechanical Chassis: 4x2 2WD Steering: hydrostatic power Brakes: dry disc Cab: Open operator station. Two-post ROPS or canpoy optional. Transmissions: 5-speed   hydrostatic   10-speed partial power shift Tractor hitch Rear Type: II Type: IH Fast Hitch Power Take-off (PTO) Rear PTO: independent Rear RPM: 540 Dimensions & Tires Wheelbase: 103 inches 261 cm Weight: 7053 lbs 3199 kg Front tire: 7.50-16 Rear tire: 15.5-38 Full dimensions and tires ... 666 Serial Numbers Location: Clutch housing, right side 1972: 7500 1973: 8200 1974: 11585 1975: 13131 1976: 15739 how to read serial numbers...

International Harvester 654-S	Power: 0	Date of manufacture : 0000 - 0000

International Harvester 656	Power: 70 hp[P]	Date of manufacture : 1965 - 1973

International Harvester 660	Power: 95 hp	Date of manufacture : 1959 - 1963

International Harvester 664	Power: 68 hp[P]	Date of manufacture : 1972 - 1973

International Harvester 666	Power: 73 hp[P]	Date of manufacture : 1972 - 1976

International Harvester 674	Power: 65 hp[P]	Date of manufacture : 1973 - 1977

International Harvester 684	Power: 69 hp	Date of manufacture : 1977 - 1984

International Harvester 685	Power: 71 hp	Date of manufacture : 1981 - 1985

International Harvester 686	Power: 73 hp[P]	Date of manufacture : 1976 - 1980