International Harvester 1066

International Harvester 1066The International Harvester 1066 is a 2WD or 4WD row-crop tractor from the 66 series. This tractor was manufactured by the International Harvester in Rock Island, Illinois, USA from 1971 to 1976. The International Harvester 1066 is equipped with 6.8 L diesel engine and one of three transmissions: gear type transmission with dry disc clutch (8 forward and 4 reverse gears), partial power shift transmission with dry disc clutch (16 forward and 8 reverse gears) and hydrostatic transmission with infinite (two-range) forward and reverse.

The IHC 1066 row-crop tractor used the International Harvester DT414 engine. It is a 6.8 L, 6,784 cm2, (414 cu·in) six-cylinder turbocharged diesel engine with 109.0 mm (4.29 in) of cylinder bore and 121.0 mm (4.76 in) of piston stroke. This engine produced 109.5 PS (80.5 kW; 108 HP) of maximum output power. The DT414 engine has replaceable cast-iron wet type cylinder sleeves; forged steel, fully counterbalanced crankshaft with seven main bearings; forged steel “I” beam connecting rods; aluminum alloy pistons with a combustion chamber molded-in dome. The engine used an American Bosch rotary distributor injection pump; multi-holes injection nozzles; full pressure lubrication system; a liquid cooling system with pump circulation; dry type, two-stage air cleaner.

The IH 1066 tractor is equipped with hydrostatic power steering, double dry disc, hydrostatic power self-adjusting brakes, open operator station, and 159.0 liters (42 US gal.; 35 Imp. gal) fuel tank.

International Harvester 1066 Specifications

General Specifications
Model International Harvester 1066
Length 4,190 mm (165 in)
Width 2,480 mm (97.6 in)
Height -)
Wheel base 2,660 mm (104.7 in)
Weight 5,600 kg (12345.9 lbs)
Fuel tank capacity 159.0 liters (42 US gal.; 35 Imp. gal)
Battery Two 6V 204A
Cabin type Open operator station
Engine model International Harvester DT414
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Diesel
Displacement 6.8 L, 6,784 cm2, (414 cu·in)
Bore and stroke 109.0 mm X 121.0 mm (4.29 in X 4.76 in)
Horsepower 109.5 PS (80.5 kW; 108 HP)
Starter Electric
Oil capacity: 17.0 L (17.96 US. qt, 14.96 Imp. qt.)
Coolant capacity: 23.7 L (25.04 US. qt, 20.85 Imp. qt.)
Transmission and chassis
Chassis 4×2 2WD or 4×4 MFWD 4WD (option)
Steering type Hydrostatic power
Brakes Double dry disc, hydrostatic power self-adjusting
Transmission model
Transmission type Gear type with dry disc clutch
Gears 8 forward and 4 reverse
Speed Forward: 32.6 kmh (20.3 mph) Reverse: 16.1 (10 mph)
Transmission model Torque Amplifier
Transmission type Partial power shift with dry disc clutch
Gears 16 forward and 8 reverse
Speed Forward: 32.6 kmh (20.3 mph) Reverse: 16.1 (10 mph)
Transmission model
Transmission type Hydrostatic
Gears Infinite (two-range) forward and reverse
Speed Forward: 27.4 kmh (17 mph) Reverse: 11.3 (7 mph)
Front tires Ag: 11L-15
Rear tires Ag: 18.4-38
Three-Point Hitch
Caterogy III/II
Control type
Lift capacity 2540 kg (5601 lbs)
PTO (Power take-off shaft)
Rear PTO type Independent
Rear PTO spped 540/1,000 rpm
Hydraulic system
Hydraulic type Open center
Pump flow 12.0 gpm (45.4 lpm)
Total flow 21.0 gpm (79.5 lpm)
Steering flow 9.0 gpm (34.1 lpm)
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