International Harvester 766


International Harvester 766 tractor photo
1971 - 1976
66 Series
Row-Crop tractor
Production
ManufacturerInternational Harvester
Row-Crop tractor
Built in Rock Island, Illinois, USA
Total built10,799
Original price was $13,400 in 1976
International Harvester 766 Engines
International Harvester 4.8L 6-cyl gasoline
International Harvester 5.9L 6-cyl diesel
Fuel tank37 gal
140.0 L
Engine details ...
International Harvester 766 Transmissions
8-speed gear
16-speed two-speed power shift
Transmission details ...
International Harvester 766 Power
Drawbar (tested)73.37 hp
54.7 kW
PTO (tested)85.45 hp
63.7 kW
Performance test details ...
Mechanical
Two-wheel drive
Power steering
Hydraulic dry disc brakes
Open operator station. Cab optional.
Hydraulics
Typeopen center
Pump flow12 gpm
45.4 lpm
Tractor hitch
Rear Type2
Power Take-off (PTO)
Rear PTOindependent
Rear PTO Type540/1000
Dimensions & Tires
Wheelbase105 inches
266 cm
Weight10,300 lbs
4672 kg
Front tire9.5L-15
Rear tire18.4-34
Full dimensions and tires ...
766 Serial Number Location
International Harvester 766 serial number location
Left side of clutch housing
766 Serial Numbers
19717101
19727416
19739611
197412378
197514630
197616840

FAQ: How to read a serial number table.
References
766 references literature
766, 966, 1066 and 1466 Tractors published in 1972, by International Harvester
766, 966, 1066 and 1466 Tractors published in 1973, by International Harvester
Page information
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Updated on August 8, 2023
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