International Harvester 766

International Harvester 766The International Harvester 766 is a 2WD row-crop tractor from the 66 series. This tractor was manufactured by International Harvester in Rock Island, Illinois, USA from 1971 to 1976.

The International Harvester 766 is equipped with one of two engines: a 6.4 L (391.0 cu·in) six-cylinder gasoline engine or a 5.9 L (359.9 cu·in) six-cylinder gasoline engine and one of two transmissions: a sliding gear transmission with 8 forward and 4 reverse gears and dry disc clutch or a partial power shift transmission with 16 forward and 8 reverse gears and dry disc clutch.

The tractor could be equipped with the following engines:

  • International Harvester C291. It is a 6.4 L, 6,407 cm2, (391.0 cu·in) six-cylinder natural aspirated gasoline engine with 95.0 mm (3.74 in) of the cylinder bore and 112.0 mm (4.41 in) of the piston stroke.
  • International Harvester D360. It is a 5.9 L, 5,898 cm2, (359.9 cu·in) six-cylinder natural aspirated gasoline engine. The cylinder bore is 98.0 mm (3.86 in) and the piston stroke is 129.0 mm (5.08 in). The compression ratio rating is 17.0:1.

The International Harvester 766 is equipped with hydrostatic power steering, hydraulic dry disc brakes, Open operator station or Cab (optional) and 140.0 liters (37 US gal, 30.8 Imp. gal) fuel tank.

International Harvester 766 Specifications

General Specifications
Model International Harvester 766
Length
Width
Height
Wheel base 2,600 mm (102.4 in)
Weight (operating) 4,670 kg (10,296 lbs)
Fuel tank capacity 140.0 liters (37 US gal, 30.8 Imp. gal)
Battery
Cabin type Open operator station or Cab (optional)
Engine
Engine model International Harvester C291
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Gasoline
Displacement 6.4 L, 6,407 cm2, (391.0 cu·in)
Bore and stroke 95.0 mm X 112.0 mm (3.74 in X 4.41 in)
Horsepower
Starter Electric
Engine
Engine model International Harvester D360
Engine type Four-stroke, air-cooled, inline
Cylinders 6
Fuel type Gasoline
Displacement 5.9 L, 5,898 cm2, (359.9 cu·in)
Bore and stroke 98.0 mm X 129.0 mm (3.86 in X 5.08 in)
Compression ratio 17.0:1
Horsepower
Starter Electric
Transmission and chassis
Chassis 4×2 2WD
Steering type Hydrostatic power
Brakes Hydraulic dry disc
Transmission model
Transmission type Sliding gear with dry disc clutch
Gears 8 forward and 4 reverse
Transmission model Torque Amplifier
Transmission type Partial power shift with dry disc clutch
Gears 16 forward and 8 reverse
Tires
Front tires Ag: 9.5L-15
Rear tires Ag: 18.4-34
Three-Point Hitch
Category II
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO type Independent
Rear PTO speed 540, 1000 rpm
Hydraulic system
Hydraulic type Open center
Pump flow 12.0 gpm (45.4 lpm)