international harvester 3788
![]() | 1980 - 1981
30 2+2 SeriesFour-wheel Drive (4WD) tractor | 1980 - 1981 | 30 2+2 Series | Four-wheel Drive (4WD) tractor |
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1980 - 1981 | ||||
30 2+2 Series | ||||
Four-wheel Drive (4WD) tractor |
1980 - 1981 | |
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30 2+2 Series | |
Four-wheel Drive (4WD) tractor |
Production | |
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Manufacturer | International Harvester |
Four-wheel Drive (4WD) tractor | |
Total built | 2,496 |
Original price was $57,000 in 1981 |
International Harvester 3788 Engine | |
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International Harvester 7.6L 6-cyl diesel | |
Fuel tank | 90 gal
340.7 L |
Engine details ... ![]() |
International Harvester 3788 Transmission | |
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12-speed two-range power shift | |
Transmission details ... ![]() |
International Harvester 3788 Power | |
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Drawbar (claimed) | 146 hp
108.9 kW |
PTO (claimed) | 170.57 hp
127.2 kW |
Drawbar (tested) | 142.05 hp
105.9 kW |
PTO (tested) | 170.57 hp
127.2 kW |
Performance test details ... ![]() |
Mechanical | |
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Four-wheel drive | |
Steering | hydrostatic power |
Hydraulic wet disc brakes | |
Cab standard |
Photos | |
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![]() | |
International Harvester 3788 photos... ![]() |
Hydraulics | |
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Type | closed center |
Valves | 2 |
Pump flow | 12 gpm
45.4 lpm |
Tractor hitch | |
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Rear Type | III |
Power Take-off (PTO) | |
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Rear PTO | independent |
Rear PTO Type | 1000 |
Engine RPM | 1000@2100 |
Dimensions & Tires | |
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Wheelbase | 110 inches
279 cm |
Weight | 16520 to 18620 pounds |
Front tire | 18.4-38 |
Rear tire | 18.4-38 |
Full dimensions and tires ... ![]() |
3788 Serial Numbers | |
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Location: | Right side of tractor frame, by rear axle. |
1980 | 8801 |
1981 | 10866 |
FAQ: How to read a serial number table. |
Electrical | |
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Ground | negative |
Charging system | alternator |
Charging amps | 72 |
| 100 OptOptional |
Batteries | 2 |
Battery volts | 12 |
References | |
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Field Force published in 1981, by International Harvester | |
Buyer's Guide 1981 published by International Harvester | |
Operator's Manual 3388, 3588 and 3788 Tractors (1096188R3) published in 1979 |
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