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International Harvester I-6

International Harvester I-6 tractor
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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.
International Harvester I-6industrial tractor4.1L engine5-speed transmission32.97 hp44.2 hp PTO5515 lbs weight1940-1953
Power-
Founded-
ModelI-6

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. fuel:0.88 gal (3.3 L)
Fuel tank:21 gal (79.5 L)
Engine options:International Harvester 4.1L 4-cyl distillate, International Harvester 4.1L 4-cyl gasoline
Details gasoline:International 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 distillate:International 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

M:row-crop
ID-6:diesel engine W-6[TD297]

Mechanical

Drive:Two-wheel drive
Steering:Manual steering
Operator station:Open operator station

Production

Type:Industrial tractor
Factory:Built in Rock Island, Illinois, USA
Manufacturer:International Harvester
Years produced:1940 - 1953

Transmission

Type:sliding gear
Gears:5 forward and 1 reverse

Serial Numbers

1944:IBK6312
1945:IBK9394
1946:IBK14194
1947:IBK17797
1948:IBK22971
1949:IBK29007
1950:IBK34083
1951:IBK38524
1952:IBK44318
1953:IBK45831

Dimensions & Tires

Width:63 inches (160 cm)
Height:91 inches (231 cm)
Length:124.4 inches (315 cm)
Weight:5515 lbs (2501 kg)
Ag rear tires:15-30
Ag front tires:6.00-16

Power Take-off (PTO)

Rear PTO Type:540