International Harvester 664

The International Harvester 664 is a utility tractor produced from 1972 to 1973. It was built in Rock Island, Illinois, USA, and originally sold for $7,500 in 1973. It features a 3.9L 4-cylinder diesel engine, with 54 hp drawbar and 62 hp PTO power. The tractor offers a 10-speed two-speed power shift or a 5-speed gear transmission, two-wheel drive, power steering, and mechanical disc brakes. It has an open operator station and uses a Type II draft control rear hitch. The PTO is independent with hydraulic disc clutch and operates at 540 or 1000 RPM. The tractor's dimensions include a 74-inch wheelbase, 139-inch length, and 70-inch minimum width. It rides on 6.50-16 front tires and 14.9-30 rear tires. Hydraulics are open center with a 12 gpm pump flow. Electrical system includes a 32 amp alternator and two 6-volt batteries.