International Harvester 7788

Last Updated: June 2024

Overview

The International Harvester 7788 is a powerful four-wheel drive (4WD) articulated tractor, known for its impressive horsepower of 330 hp and engine torque of 725 lb-ft at 1800 RPM. It is equipped with a turbocharged International Harvester DV-800 8-cylinder, liquid-cooled V8 engine with a displacement of 798 cubic inches. The tractor sports a robust transmission system featuring 20 forward gears and 4 reverse gears, conducive to a variety of demanding agricultural tasks. With a sizable wheelbase of 118 inches and an operating weight of 21,550 lbs, this tractor is substantial both in size and capabilities. This model has a notable engine oil capacity of 30 quarts and a coolant capacity of 69 quarts, ensuring efficient thermal management of the heavy duty diesel engine. Additional measurements are provided with the cab height at 134 inches, the hood at 94 inches, and the exhaust at 147 inches, indicating the varying elevations of different components.
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Key Specifications

Category: Utility, Four-Wheel Drive

Power Output: 330

Drive Type: 4WD

Operating Weight: 21,550

Fuel Type: Diesel

International Harvester 7788 vs. Similar Tractors

Power Output
Excellent
Greater than 95% of similar tractors.
Operating Weight
Poor
Greater than 6% of similar tractors.

Technical Specifications

Engine

Manufacturer
International Harvester
Model
DV-800
Cooling Type
Liquid-cooled
Cylinder Orientation
V8
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Turbocharged
Cylinders
8
Displacement (ci)
798
Bore (in)
5.31
Stroke (in)
4.5
Rated RPM
2400
Power Output (hp)
330

Transmission

Type
-
Forward Gears
20
Reverse Gears
4
Total Gears
-

Dimensions

Length (in)
246
Width (in)
117
Height (in)
Cab: 134, Hood: 94, Exhaust: 147 (since no overall height is provided, the largest of the three will be considered height, assuming exhaust is the tallest point)
Operating Weight (lb)
21,550

Power Take-Off (PTO)

PTO Type
-
PTO Speed 1 (rpm)
-
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x4 articulated 4WD
Drive Type
4WD
Steering Type
-
Coolant Capacity (qts)
69
Front Tire Diameter (in)
-
Front Tire Width (in)
-
Rear Tire Diameter (in)
-
Rear Tire Width (in)
-
Front/Rear Rim Diameter (in)
-
Tire Type
Ag
Manufacture - End Year
-
Hitch Type
Category III*
Hitch Category
Category 3
Hitch Position
-
Hitch Capacity (lb)
-
Operator Station Type
-
Starter Type
-
Brake Type
-
Hydraulic System Type
-