Diesel 16-speed 4WD August 21 - 27, 1979 Link: Nebraska Tractor Test 1319 file PTO performance Drawbar performance Gear 4-Lo-DD used for power test Gear 1-Lo-DD used for pull test
Power at rated engine speed
130.61hp / 97.4kW
Fuel use
8.3gal/hour / 31.4l/hour
Power at rated PTO speed
128.59hp / 95.9kW
Max power
111.75hp / 83.3kW
Max pull
16,764lbs / 7604kg
INTERNATIONAL HARVESTER 3388 POWER
Drawbar (tested)
111.75hp / 83.3kW
PTO (tested)
130.61hp / 97.4kW
ENGINE DETAIL
Description
International Harvester DT-436B turbocharged diesel 6-cylinder liquid-cooled
Displacement
436ci / 7.1L
Bore/Stroke
4.30x5.00inches / 109x 127mm
Air cleaner
dual paper elements
Rated RPM
2400
Idle RPM
780-2645
Starter volts
12
Oil capacity
20qts / 18.9L
Coolant capacity
34qts / 32.2L
INTERNATIONAL HARVESTER 3388 ENGINE
Description
International Harvester 7.1L 6-cyl diesel
Fuel tank
90gal / 340.7L
TRANSMISSION
Transmission
Torque Amplifier
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
MECHANICAL
Chassis
4x4 articulated 4WD
Steering
hydrostatic power
Brakes
hydraulic wet disc
Cab
Cab standard
Transmission
16-speed two-range power shift
HYDRAULICS
Type
closed center
Valves
2
Pump flow
12gpm / 45.4lpm
TRACTOR HITCH
Rear Type
III
POWER TAKE-OFF (PTO)
Rear PTO
independent
Rear RPM
540/1000
Engine RPM
540@2100 / 1000@2100
INTERNATIONAL HARVESTER 3388 TIRES
Ag front
16.9-38
Ag rear
16.9-38
DIMENSIONS
Wheelbase
110inches / 279cm
Length
227inches / 576cm
Width
101.6inches / 258cm
Height (cab)
114.7inches / 291cm
Clearance (front axle)
22inches / 55cm
Clearance (rear axle)
25.6inches / 65cm
INTERNATIONAL HARVESTER 3388 WEIGHT
Shipping
16340lbs / 7411kg
Operating
17,420lbs / 7901kg
Ballasted
17,850lbs / 8096kg
Max capacity
22000lbs / 9979kg
DIMENSIONS & TIRES
Wheelbase
110inches / 279cm
Weight
16340 to 17420 pounds
Front tire
16.9-38
Rear tire
16.9-38
3388 SERIAL NUMBERS
Location
On the rear tractor frame, right side, near axle
1978
8801
1979
8816
1980
10037
1981
10714
ELECTRICAL
Ground
negative
Charging system
alternator
Charging amps
72/100
Batteries
2
Battery volts
12
About International Harvester Tractor
The 3388 tractor is part of the International Harvester's 30 2 plus 2 Series. The 3388 is a type, that is used mostly in Agriculture Tractors. The 3388 tractor has a engine. This arrangement more applicability in the real world.