International Harvester 644

Last Updated: September 2024

Overview

The International Harvester 644 is a utility tractor built for farm work. It has a diesel engine made by International Harvester, with four cylinders and 60 horsepower. This engine power is above average compared to other tractors. The tractor has a liquid-cooled system to keep the engine running smoothly.

The 644 model has 8 forward gears and 4 reverse gears, giving farmers good control when working in fields. It weighs 6,350 pounds, which is also above average for tractors. This weight helps it handle tough jobs. The tractor is about 12 feet long and 8 feet tall, with big agricultural tires in the front and back. It has an electric starter and a category II hitch for attaching farm tools. The 12-volt electrical system powers the tractor's lights and other parts.
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Key Specifications

Category: Utility

Power Output: 60 hp (44.7 kW)

Operating Weight: 6350 lb (2880 kg)

Fuel Type: Diesel

International Harvester 644 vs. Similar Tractors

Power Output

The Power Output for the International Harvester 644 is Average. It is greater than 58% of similar Utility tractors in our database.

Horsepower distribution of Utility tractors

(across 4.7K+ tractors in our database)

Operating Weight

The Operating Weight for the International Harvester 644 is Average. It is greater than 64% of similar Utility tractors in our database.

Operating weight distribution of Utility tractors

(across 4.4K+ tractors in our database)

Engine Displacement

The Engine Displacement for the International Harvester 644 is Average. It is greater than 60% of similar Utility tractors in our database.

Engine displacement distribution of Utility tractors

(across 1K+ tractors in our database)

Engine Rated RPM

The Engine Rated RPM for the International Harvester 644 is Below Average. It is greater than 19% of similar Utility tractors in our database.

Engine rated RPM distribution of Utility tractors

(across 1K+ tractors in our database)

Technical Specifications

Engine

Manufacturer
International Harvester
Model
D-206
Cooling Type
Liquid-cooled
Fuel Type
Diesel
Induction Type
Natural
Cylinders
4
Displacement
206 ci (3.4 L)
Bore
3.88 in (98.4 mm)
Stroke
4.38 in (111.3 mm)
Rated RPM
2150
Power Output
60 hp (44.7 kW)

Transmission

Forward Gears
8
Reverse Gears
4