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International Harvester industrial tractors

International Harvester I-6

The International Harvester I-6 is an industrial tractor produced from 1940 to 1953 by International Harvester in Rock Island, Illinois, USA. It features a 4.1L 4-cylinder engine available in distillate and gasoline versions, a 5-speed sliding gear transmission, and two-wheel drive with manual steering. The tractor has an open operator station and a rear PTO type of 540. It weighs 5515 lbs (2501 kg) and has agricultural tires sized 6.00-16 front and 15-30 rear. The I-6 was offered in variants including the ID-6 with a diesel engine and the M row-crop model.
Power-
Founded-
ModelI-6
International Harvester I-6 tractor
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Technical Specifications

Detailed specifications and technical data for International Harvester I-6

Power
PTO (claimed)44.2 hp (33.0 kW)
Drawbar (claimed)32.97 hp (24.6 kW)
Engine
Aux. fuel0.88 gal (3.3 L)
Fuel tank21 gal (79.5 L)
Engine optionsInternational Harvester 4.1L 4-cyl distillate, International Harvester 4.1L 4-cyl gasoline
Details gasolineInternational Harvester gasoline 4-cylinder liquid-cooled vertical I-head, Displacement 247.7 ci (4.1 L), Bore/Stroke 3.875x5.25 inches (98 x 133 mm), Compression 5.65:1, Rated RPM 1450, Firing order 1-3-4-2
Details distillateInternational Harvester distillate 4-cylinder liquid-cooled vertical I-head, Displacement 247.7 ci (4.1 L), Bore/Stroke 3.875x5.25 inches (98 x 133 mm), Compression 4.75:1, 4.5:1 Kerosene, Rated RPM 1450, Firing order 1-3-4-2, Coolant capacity 25 qts (23.7 L), Sparkplug gap 0.025 inches (0.635 mm), Point gap 0.013 inches (0.330 mm), Intake valve clearance 0.017 inches Hot (0.432 mm), Exhaust valve clearance 0.017 inches Hot (0.432 mm)
Variants
Mrow-crop
ID-6diesel engine W-6[TD297]
Mechanical
DriveTwo-wheel drive
SteeringManual steering
Operator stationOpen operator station
Production
TypeIndustrial tractor
FactoryBuilt in Rock Island, Illinois, USA
ManufacturerInternational Harvester
Years produced1940 - 1953
Transmission
Typesliding gear
Gears5 forward and 1 reverse
Serial Numbers
1944IBK6312
1945IBK9394
1946IBK14194
1947IBK17797
1948IBK22971
1949IBK29007
1950IBK34083
1951IBK38524
1952IBK44318
1953IBK45831
Dimensions & Tires
Width63 inches (160 cm)
Height91 inches (231 cm)
Length124.4 inches (315 cm)
Weight5515 lbs (2501 kg)
Ag rear tires15-30
Ag front tires6.00-16
Power Take-off (PTO)
Rear PTO Type540

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