International Harvester 1066

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3-Point Hitch
Rear type III/II
Control -
Rear lift 5600 lbs [2540 kg]
Front hitch -
Front lift -
Power Take-off (PTO):
Rear PTO independent
Clutch -
Rear RPM 540/1000
Front PTO -
Engine RPM -
Capacity
Fuel 42 gal [159.0 L]
Dimensions & Tires
Wheelbase 105 inches [266 cm]
Weight 12148 to 15260 pounds
Front tire 11L-15
Rear tire 18.4-38
International Harvester 1066 Power:
Engine gross -
Engine max -
Mechanical
Chassis 4x2 2WD
Differential lock -
Steering power
Brakes hydraulic dry disc
Trailer brakes -
Cab Open operator station.
Hydraulics
Type III/II
Rear valves -
Mid valves -
Pump flow powe
SCV flow -
Total flow 21 gpm [79.5 lpm]
Electrical
Ground -
Charging system -
Charging amps -
Charging volts -
Battery
Number 2
Cold-cranking amps -
Volts 6
Engine Detail
International Harvester DT414
turbocharged diesel
6-cylinder
liquid-cooled
414 ci [6.8 L]
Engine specifications
Bore/Stroke 4.30x4.75 inches [109 x 121 mm]
Emissions -
Emission control -
Rated Power -
Maximum Power -
Air cleaner dual stage dry
Pre-heating -
Compression -
Fuel system -
Rated RPM 2400
Operating RPM -
Torque -
Torque RPM -
Starter -
Starter volts 12
Oil capacity 18 qts [17.0 L]
Oil change -
Coolant capacity 25 qts [23.7 L]
Torque Amplifier
Type gear
Gears 8 forward and 4 reverse
Clutch dry disc
Speeds With 18.4-38 rear tires.
Type partial power shift
Gears 16 forward and 8 reverse
Clutch dry disc
Speeds With 18.4-38 rear tires.
Type hydrostatic
Gears infinite (two-range) forward and reverse
Clutch -
Speeds  
International Harvester 1066 Tires
Ag front 11L-15
Ag rear 18.4-38
Standard tires (ag) -
Dimensions
Weight (operating) 12,148 lbs [5510 kg] (gear)
12,320 lbs [5588 kg] (hydro)
13,345 lbs [6053 kg] (duals)
Weight (max capacity) -
Front axle load -
Rear axle load -
Wheelbase 105 inches [266 cm]
Length 165 inches [419 cm]
With hitch Length: -
Width 98 inches [248 cm]
Height (hood) -
Height (cab) -
Front axle -
Rear axle Bar: 3.25 inch diameter [82 mm]
Height (exhaust) 11 inches [27 cm]
Clearance (front axle) -
Clearance (rear axle) -
Clearance (drawbar) 16 inches [40 cm]
Test name
Test Date October 1 - 21, 1971
Test Type Diesel Torque Amplifier 2WD
PTO power (max) -
PTO fuel use (max) -
PTO power (rated engine speed) 116.23 hp [86.7 kW]
PTO fuel use (engine speed) 7.7 gal/hour [29.1 l/hour]
PTO fuel use (PTO speed) 6.8 gal/hour [25.7 l/hour]
Drawbar power (max) 100.5 hp [74.9 kW]
Drawbar fuel use (max) 7.6 gal/hour [28.8 l/hour]
Drawbar pull (max) 11,625 lbs [5273 kg]
Max pull gear 3-Lo-TA
Test name
Test Date October 7 - 25, 1971
Test Type Diesel hydrostatic 2WD
PTO power (max) -
PTO fuel use (max) -
PTO power (rated engine speed) 113.58 hp [84.7 kW]
PTO fuel use (engine speed) 7.9 gal/hour [29.9 l/hour]
PTO fuel use (PTO speed) 7.0 gal/hour [26.5 l/hour]
Drawbar power (max) 84.88 hp [63.3 kW]
Drawbar fuel use (max) 8.0 gal/hour [30.3 l/hour]
Drawbar pull (max) 9,576 lbs [4343 kg]
Max pull gear 3.1 MPH
Test name
Test Date April 17 - 27, 1973
Test Type Diesel gear 2WD
PTO power (max) -
PTO fuel use (max) -
PTO power (rated engine speed) 125.68 hp [93.7 kW]
PTO fuel use (engine speed) 8.4 gal/hour [31.8 l/hour]
PTO fuel use (PTO speed) 7.3 gal/hour [27.6 l/hour]
Drawbar power (max) 105.95 hp [79.0 kW]
Drawbar fuel use (max) 8.3 gal/hour [31.4 l/hour]
Drawbar pull (max) 13,000 lbs [5896 kg]
Max pull gear 2-Lo-Direct