International Harvester 766: all source data

All 69 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.

Overview

Production
ManufacturerInternational Harvester
(no label)Row-Crop tractor
(no label)Built in Rock Island, Illinois, USA
Total built10,799
(no label)Original price was $13,400 in 1976
Engine
(no label)International Harvester 4.8L 6-cyl gasoline
(no label)International Harvester 5.9L 6-cyl diesel
Fuel tank37 gal | 140.0 L
Transmission
(no label)8-speed gear
(no label)16-speed two-speed power shift
Power
Drawbar (tested)73.37 hp | 54.7 kW
PTO (tested)85.45 hp | 63.7 kW
Mechanical
(no label)Two-wheel drive
(no label)Power steering
(no label)Hydraulic dry disc brakes
(no label)Open operator station. Cab optional.
Hydraulics
Typeopen center
Pump flow12 gpm | 45.4 lpm
Hitch
Rear Type2
Pto
Rear PTOindependent
Rear PTO Type540/1000
Dimensions
Wheelbase105 inches | 266 cm
Weight10,300 lbs | 4672 kg
Front tire9.5L-15
Rear tire18.4-34
Serial location
(no label)Left side of clutch housing

Engine

Engine options
(no label)International Harvester 4.8L 6-cyl gasoline
(no label)International Harvester 5.9L 6-cyl diesel
Engine detail
(no label)International Harvester C291
(no label)gasoline
(no label)6-cylinder
(no label)liquid-cooled
Displacement291 ci | 4.8 L
Bore/Stroke3.75x4.39 inches | 95 x 112 mm
Air cleanerdual stage dry
Rated RPM2400
Starter volts12
(no label)International Harvester D360
(no label)diesel
(no label)6-cylinder
(no label)liquid-cooled
Displacement360 ci | 5.9 L
Bore/Stroke3.875x5.0625 inches | 98 x 129 mm
Compression17:1
Rated RPM2400
Starter volts12

Transmission

Transmission options
(no label)8-speed gear
(no label)16-speed two-speed power shift
Transmission
Typegear
Gears8 forward and 4 reverse
Clutchdry disc
(no label)Four gears (1-4) in low and high ranges.
TransmissionTorque Amplifier
Typetwo-speed power shift
Gears16 forward and 8 reverse
Clutchdry disc
(no label)Four gears (1-4) in two ranges (low/high) with the Torque Amplifer (TA) power shift. The TA allows a shift-on-the-move between direct drive and a lower speed.

Dimensions

Tires
Ag front9.5L-15
Ag rear18.4-34
Dimensions
Wheelbase105 inches | 266 cm
Length165 inches | 419 cm
Width98 inches | 248 cm
Height (exhaust)105 inches | 266 cm
Operating weight10,300 lbs | 4672 kg
Ballasted weight11,880 lbs | 5388 kg
Clearance (drawbar)14 inches | 35 cm
Bar rear axle (Bar)3.25 inch diameter | 82 mm
Front tread60 to 84 inches | 152 to 213 cm
Rear tread56 to 100 inches | 142 to 254 cm