International Harvester 3788

International Harvester 3788The International Harvester 3788 is a four-wheel drive tractor from the 30 2+2 series. This tractor was manufactured by International Harvester from 1980 to 1981. The IH 3788 is equipped with a 7.6 L (466.0 cu·in) six-cylinder diesel engine and a two-speed power shift with dry disc clutch transmission with 12 forward and 6 reverse gears.

The International 3788 four-wheel drive used the International Harvester engine. It is a 7.6 L, 7,636 cm2, (466.0 cu·in) six-cylinder turbocharged diesel engine with 109.0 mm (4.29 in) of the cylinder bore and 136.0 mm (5.35 in) of the piston stroke. This engine produced 148.1 PS (108.9 kW; 146.0 HP) at 2,500 rpm of output power.

The International Harvester 3788 is equipped with hydrostatic power steering, hydraulic wet disc brakes, cab (standard), and 340.7 liters (90 US gal.; 74.9 Imp. gal) fuel tank.

International Harvester 3788 Specifications

General Specifications
ModelInternational Harvester 3788
Length5,790 mm (228 in)
Height2,940 mm (115.7 in)
Wheel base2,790 mm (109.8 in)
Weight8,445 kg (18,618 lbs)
Fuel tank capacity340.7 liters (90 US gal.; 74.9 Imp. gal)
Cabin typeCab (standard)
Engine modelInternational Harvester
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement7.6 L, 7,636 cm2, (466.0 cu·in)
Bore and stroke109.0 mm X 136.0 mm (4.29 in X 5.35 in)
Horsepower (drawbar (claimed))148.1 PS (108.9 kW; 146.0 HP) at 2,500 rpm
Coolant capacity:32.2 L (34 US. qt, 28.3 Imp. qt.)
Transmission and chassis
Chassis4×4 articulated 4WD
Steering typeHydrostatic power
BrakesHydraulic wet disc
Transmission model
Transmission typeTwo-speed power shift with dry disc clutch
Gears12 forward and 6 reverse
Front tires Ag: 18.4-38
Rear tires Ag: 18.4-38
Three-Point Hitch
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO typeIndependent
Rear PTO speed1,000 rpm
Hydraulic system
Hydraulic typeClosed center
Pump flow12.0 gpm (45.4 lpm)
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