International Harvester 3788 four-wheel drive: review and specs

The 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
Model	International Harvester 3788
Length	5,790 mm (228 in)
Width	–
Height	2,940 mm (115.7 in)
Wheel base	2,790 mm (109.8 in)
Weight	8,445 kg (18,618 lbs)
Fuel tank capacity	340.7 liters (90 US gal.; 74.9 Imp. gal)
Battery	12V
Cabin type	Cab (standard)
Engine
Engine model	International Harvester
Engine type	Four-stroke, liquid-cooled, inline
Cylinders	6
Fuel type	Diesel
Displacement	7.6 L, 7,636 cm², (466.0 cu·in)
Bore and stroke	109.0 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
Starter	Electric
Coolant capacity:	32.2 L (34 US. qt, 28.3 Imp. qt.)

Transmission and chassis
Chassis	4×4 articulated 4WD
Steering type	Hydrostatic power
Brakes	Hydraulic wet disc
Transmission model	–
Transmission type	Two-speed power shift with dry disc clutch
Gears	12 forward and 6 reverse
Tires
Front tires	Ag: 18.4-38
Rear tires	Ag: 18.4-38

Three-Point Hitch
Category	III
Control type	–
Lift capacity (at ends)	–
PTO (Power take-off shaft)
Rear PTO type	Independent
Rear PTO speed	1,000 rpm
Hydraulic system
Hydraulic type	Closed center
Valves	2
Pump flow	12.0 gpm (45.4 lpm)

ATTENTION! Dear visitors, this site is not a trading platform, an official dealer or a spare parts supplier, so we do not have any price lists, spare parts catalogs, service or owner manuals. We are an information portal and provide the technical specifications.

We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.