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International Harvester 2544

International Harvester 2544 tractor
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The International Harvester 2544 is an industrial tractor produced from 1968 to 1973 by International Harvester in Rock Island, Illinois, USA. It features options for a 3.9L 4-cylinder diesel or a 3.3L 4-cylinder gasoline engine, delivering up to 65 hp. Transmission options include hydrostatic, 5-speed gear, 5-speed shuttle, and 10-speed partial power shift. The tractor has two-wheel drive, power steering, and differential mechanical disc brakes with an open operator station. Hydraulics are open center type with various pump flow options. The tractor hitch is category II, and PTO options include transmission-driven and optional independent with 540/1000 RPM. Dimensions include a 73-inch wheelbase, 138-inch length, and weights ranging from 4,980 to 5,220 lbs depending on engine type. Electrical system features a Delco-Remy alternator-generator with 32 amps charging capacity. The 2544 was built to meet industrial needs with robust mechanical and hydraulic systems.
International Harvester 2544industrial tractor2544 specs2544 engine2544 transmission2544 dimensionsIH 2544
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Model2544

Technical Specifications

Detailed specifications and technical data for International Harvester 2544

Power

Engine power:65 hp (48.5 kW)

Engine

Options:International Harvester 3.9L 4-cyl diesel, International Harvester 3.3L 4-cyl gasoline
Diesel type:diesel
Diesel power:65 hp (48.5 kW)
Gasoline type:gasoline
Diesel cooling:liquid-cooled
Gasoline power:63 hp (47.0 kW)
Diesel cylinders:4-cylinder
Gasoline cooling:liquid-cooled
Diesel bore/stroke:3.875x5.06 inches (98 x 129 mm)
Gasoline cylinders:4-cylinder
Gasoline point gap:0.020 inches (0.508 mm)
Diesel displacement:238.6 ci (3.9 L)
Diesel engine model:International Harvester D239
Diesel oil capacity:10 qts (9.5 L)
Diesel starter volts:12
Gasoline bore/stroke:3.8125x4.39 inches (97 x 112 mm)
Diesel gear rated RPM:2200
Gasoline displacement:200.3 ci (3.3 L)
Gasoline engine model:International Harvester C200
Gasoline oil capacity:7 qts (6.6 L)
Diesel hydro rated RPM:2400
Gasoline sparkplug gap:0.023 inches (0.584 mm)
Gasoline starter volts:12
Diesel coolant capacity:15 qts (14.2 L)
Gasoline gear rated RPM:2200
Gasoline hydro rated RPM:2400
Fuel tank capacity diesel:15 gal (56.8 L)
Diesel oil change interval:100 h
Fuel tank capacity gasoline:23 gal (87.1 L)
Gasoline oil change interval:100 h
Diesel intake valve clearance:0.027 inches (hot) (0.686 mm)
Diesel exhaust valve clearance:0.027 inches (hot) (0.686 mm)
Gasoline intake valve clearance:0.027 inches (hot) (0.686 mm)
Gasoline exhaust valve clearance:0.027 inches (hot) (0.686 mm)

Electrical

Ground:negative
Batteries gas:1
Charging amps:32
Battery AH gas:50
Charging system:Delco-Remy alternator-generator
Batteries diesel:2
Battery AH diesel:135
Battery volts gas:12
Battery volts diesel:6

Hydraulics

Type:open center
Total flow:18 gpm (68.1 lpm)
Pump flow main:12 gpm (45.4 lpm)
Pump flow hitch:6 gpm (22.7 lpm)
Optional hitch pump:9 gpm (34.1 lpm) replaces 6 GPM pump when used with backhoe
Total flow with optional hitch pump:27 gpm (102.2 lpm)

Mechanical

Drive:Two-wheel drive
Brakes:Differential mechanical disc brakes
Steering:Power steering
Operator station:Open operator station

Production

Built in:Rock Island, Illinois, USA
Manufacturer:International Harvester
Years produced:1968 - 1973

References

1:Meet your exact needs form one souce published in 1970, by International Harvester
2:Operator's Manual 2544 Industrial Tractors (1082679R1) published in 1968

Transmission

Options:hydrostatic, 5-speed gear, 5-speed shuttle, 10-speed partial power shift
Gear type:gear
Gear gears:5 forward and 1 reverse
Shuttle type:shuttle
Shuttle gears:5 forward and reverse
Hydrostatic note:When equipped with hydrostatic transmission, engine RPM increased to 2400 to compensate for losses
Hydrostatic type:hydrostatic
Gear oil capacity:52 qts (49.2 L)
Hydrostatic gears:infinite forward and reverse (two-range)
Shuttle oil capacity:52 qts (49.2 L)
Partial power shift type:partial power shift
Partial power shift gears:10 forward and 2 reverse
Partial power shift oil capacity:52 qts (49.2 L)

Tractor hitch

Rear Type:II

Serial Numbers

1968:10250
1969:12699
1970:14589
1971:16018
1972:16838
1973:17341
Final:17428

Dimensions & Tires

Width:71 inches (180 cm)
Length:138 inches (350 cm)
Rear tire:14.9-28
Wheelbase:73 inches (185 cm)
Front tire:7.50-16
Front tread:52 inches (132 cm)
Clearance (drawbar):11 inches (27 cm)
Rear tread wheel in:56 to 60 inches (142 to 152 cm)
Shipping weight gas:4,980 lbs (2258 kg)
Rear tread wheel out:64 to 76 inches (162 to 193 cm)
Clearance (rear axle):14 inches (35 cm)
Clearance (front axle):18 inches (45 cm)
Shipping weight diesel:5,220 lbs (2367 kg)
Height (steering wheel):63 inches (160 cm)
Rear tread PAVT wheel in:56 to 70 inches (142 to 177 cm)
Rear tread PAVT wheel out:56 to 78 inches (142 to 198 cm)

Power Take-off (PTO)

Rear PTO:transmission
Rear PTO Type:540/1000
Rear PTO optional:independent (Optional)

Related Models

International Harvester 544

Model:544