International Harvester 3388 tractor specifications

1978 - 1981

1978 - 1981 30 2+2 SeriesFour-wheel Drive (4WD) tractor

Series:

Series:3388 → 35886388 ↓

1978 - 1981

30 2+2 Series

Four-wheel Drive (4WD) tractor

Series:

Series:	3388 ←	3588	→ 3788
		6588 ↓

Production

Production
Manufacturer:	International Harvester
Type:	Four-wheel Drive (4WD) tractor
Total built:	5,643
Original price:	$51,300 (1981 )

International Harvester 3588 Power

International Harvester 3588 Power
Drawbar (claimed):	130 hp 96.9 kW
PTO (claimed):	150.41 hp 112.2 kW
Drawbar (tested):	126.15 hp 94.1 kW
PTO (tested):	150.41 hp 112.2 kW
power test details ...

International Harvester 3588 Engine

International Harvester 3588 Engine
International Harvester 7.6L 6-cyl diesel
Fuel tank:	90 gal 340.7 L
Engine details ...

Mechanical

Mechanical
Chassis:	4x4 articulated 4WD
Brakes:	hydraulic wet disc
Cab:	Cab standard
Transmission:	16-speed two-range power shift
Transmission details ...

Hydraulics

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

Tractor hitch

Tractor hitch
Rear Type:	III

Power Take-off (PTO)

Power Take-off (PTO)
Rear PTO:	independent
Rear RPM:	1000
Engine RPM:	1000@2100

Dimensions & Tires

Dimensions & Tires
Wheelbase:	110 inches 279 cm
Weight:	16520 to 17620 pounds
Front tire:	18.4-38
Rear tire:	18.4-38
Full dimensions and tires ...

3588 Serial Numbers

3588 Serial Numbers
Location:	Ahead of rear axle on right side.
1978:	8801
1979:	8844
1980:	11797
1981:	13561
how to read serial numbers...

Electrical

Electrical
Ground:	negative
Charging system:	alternator
Charging amps:	72
	100*Optional
Batteries:	2
Battery volts:	12

Production

Production Manufacturer:International Harvester
Type:Four-wheel Drive (4WD) tractor
Total built:2,146
Original price:$45,680 (1981 )

International Harvester 3388 Power

International Harvester 3388 Power Drawbar (tested):111.75 hp
83.3 kW
PTO (tested):130.61 hp
97.4 kW
power test details ...

1978 - 1981

30 2+2 Series

Four-wheel Drive (4WD) tractor

Series:

Series:	3388	→ 3588
	6388 ↓

Nebraska Tractor Test 1319

Nebraska Tractor Test 1319
Diesel 16-speed 4WD August 21 - 27, 1979 Link: Nebraska Tractor Test 1319 file
PTO performance
Power at rated engine speed:	130.61 hp 97.4 kW
Fuel use:	8.4 gal/hour 31.8 l/hour
Power at rated PTO speed:	128.59 hp 95.9 kW
Fuel use:	7.6 gal/hour 28.8 l/hour
Drawbar performance
Max power:	111.75 hp 83.3 kW
Fuel use:	8.3 gal/hour 31.4 l/hour
Gear 4-Lo-DD used for power test.
Max pull:	16,764 lbs 7604 kg
Gear 1-Lo-DD used for pull test.

International Harvester 3388 Engine

International Harvester 3388 Engine International Harvester 7.1L 6-cyl diesel Fuel tank:90 gal
340.7 L
Engine details ...

1978 - 1981

30 2+2 Series

Four-wheel Drive (4WD) tractor

Series:

Series:	3388	→ 3588
	6388 ↓

Engine Detail

Engine Detail
International Harvester DT-436B
turbocharged diesel
6-cylinder
liquid-cooled
Displacement:	436 ci 7.1 L
Bore/Stroke:	4.30x5.00 inches 109 x 127 mm
Air cleaner:	dual paper elements
Rated RPM:	2400
Idle RPM:	780-2645
Starter volts:	12
Oil capacity:	20 qts 18.9 L
Coolant capacity:	34 qts 32.2 L

Mechanical

Mechanical Chassis:4x4 articulated 4WD
Steering:hydrostatic power
Brakes:hydraulic wet disc
Cab:Cab standard
Transmission:16-speed two-range power shift
Transmission details ...

1978 - 1981

30 2+2 Series

Four-wheel Drive (4WD) tractor

Series:

Series:	3388	→ 3588
	6388 ↓

Transmission

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

Speeds

Speeds

Hydraulics

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

Tractor hitch

Tractor hitch Rear Type:III

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Rear RPM:540/1000
Engine RPM:540@2100
1000@2100

Dimensions & Tires

Dimensions & Tires Wheelbase:110 inches
279 cm
Weight:16340 to 17420 pounds
Front tire:16.9-38
Rear tire:16.9-38
Full dimensions and tires ...

1978 - 1981

30 2+2 Series

Four-wheel Drive (4WD) tractor

Series:

Series:	3388	→ 3588
	6388 ↓

International Harvester 3388 Tires

International Harvester 3388 Tires
Ag front:	16.9-38
Ag rear:	16.9-38

Dimensions

Dimensions
Wheelbase:	110 inches 279 cm
Length:	227 inches 576 cm
Width:	101.6 inches 258 cm
Height (cab):	114.7 inches 291 cm
Clearance (front axle):	22 inches 55 cm
Clearance (rear axle):	25.6 inches 65 cm

International Harvester 3388 Weight

International Harvester 3388 Weight
Shipping:	16340 lbs 7411 kg
Operating:	17,420 lbs 7901 kg
Ballasted:	17,850 lbs 8096 kg
Max capacity:	22000 lbs 9979 kg

3388 Serial Numbers

3388 Serial Numbers Location:On the rear tractor frame, right side, near axle.
1978:8801
1979:8816
1980:10037
1981:10714

how to read serial numbers...