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International Harvester 3388

International Harvester 3388 tractor
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The International Harvester 3388 is a four-wheel drive (4WD) farm tractor produced from 1978 to 1981 as part of the 30 2+2 Series. It features a powerful 7.1L 6-cylinder turbocharged diesel engine, a 16-speed two-range power shift transmission with Torque Amplifier, and hydrostatic power steering. The tractor includes a standard cab, hydraulic wet disc brakes, and a closed center hydraulic system with 12 gpm pump flow. It has a rear PTO with independent 540/1000 RPM settings and a rear Type III hitch. The 3388 was built in a total of 2,146 units and originally sold for $45,680 in 1981. It is related to the International Harvester 6388 and 3588 models.
International Harvester 3388IH 3388farm tractor4WD tractor7.1L diesel engine16-speed power shifttractor specs
Power145 hp[P]
Founded1978 - 1981
Model3388

Technical Specifications

Detailed specifications and technical data for International Harvester 3388

Power

PTO (tested):130.61 hp (97.4 kW)
Drawbar (tested):111.75 hp (83.3 kW)

Tires

Ag rear:16.9-38
Ag front:16.9-38

Engine

Type:turbocharged diesel
Model:International Harvester DT-436B
Cooling:liquid-cooled
Idle RPM:780-2645
Cylinders:6-cylinder
Fuel tank:90 gal (340.7 L)
Rated RPM:2400
Air cleaner:dual paper elements
Bore/Stroke:4.30x5.00 inches (109 x 127 mm)
Displacement:436 ci (7.1 L)
Oil capacity:20 qts (18.9 L)
Starter volts:12
Coolant capacity:34 qts (32.2 L)

Dimensions

Width:101.6 inches (258 cm)
Length:227 inches (576 cm)
Wheelbase:110 inches (279 cm)
Height (cab):114.7 inches (291 cm)
Max capacity:22000 lbs (9979 kg)
Weight shipping:16340 lbs (7411 kg)
Weight ballasted:17,850 lbs (8096 kg)
Weight operating:17,420 lbs (7901 kg)
Clearance (rear axle):25.6 inches (65 cm)
Clearance (front axle):22 inches (55 cm)

Electrical

Ground:negative
Batteries:2
Battery volts:12
Charging amps:72 (100 Optional)
Charging system:alternator

Hydraulics

Type:closed center
Valves:2
Pump flow:12 gpm (45.4 lpm)

Mechanical

Cab:standard
Brakes:Hydraulic wet disc brakes
Steering:hydrostatic power
Four-wheel drive:Yes

Production

Type:Four-wheel Drive (4WD) tractor
Series:30 2+2 Series
Years made:1978 - 1981
Total built:2,146
Original price:$45,680 in 1981

Transmission

Type:two-range power shift
Gears:16 forward and 8 reverse
Clutch:356mm dry disc
Description:Four gears (1-4) in two ranges (low-high) with two-range power shift between direct-drive and Torque Amplifier.
Transmission:Torque Amplifier

Tractor hitch

Rear Type:III

Power Take-off (PTO)

Rear PTO:independent
Engine RPM:540@2100, 1000@2100
Rear PTO Type:540/1000

Related Models

International Harvester 6388

Model:6388

International Harvester 3588

Model:3588