Brand siblingInternational Harvester Type A 20HP
The International Harvester Type A 20HP is a sturdy utility tractor built for standard tread applications. This 2WD machine features a manual steering system and a simple gear transmission with one forward and one reverse gear. It's powered by a single-cylinder, liquid-cooled gasoline engine with a very high displacement of 902 ci. The engine has a large bore of 8.75 inches and a long stroke of 15 inches, running at a low 240 rpm. This tractor is built tough, weighing in at 12,000 lb, which is above average for its class. It's quite wide at 102 inches, with steel wheels both front and rear. The rear tires are particularly large, measuring 56 inches in diameter and 18 inches wide. The Type A 20HP uses a hand-crank starter, typical of its era. It has a large coolant capacity of 232 quarts, helping it stay cool during long work days. While it may not be the fastest or most advanced tractor, the International Harvester Type A 20HP is a dependable workhorse for farmers who need a strong, simple machine for their fields.

Quick specs
- Category
- Utility
- Operating Weight
- 12,000 lb
- Transmission
- Gear
Overview
About the International Harvester Type A 20HP
The International Harvester Type A 20HP is a sturdy utility tractor built for standard tread applications. This 2WD machine features a manual steering system and a simple gear transmission with one forward and one reverse gear. It's powered by a single-cylinder, liquid-cooled gasoline engine with a very high displacement of 902 ci. The engine has a large bore of 8.75 inches and a long stroke of 15 inches, running at a low 240 rpm. This tractor is built tough, weighing in at 12,000 lb, which is above average for its class. It's quite wide at 102 inches, with steel wheels both front and rear. The rear tires are particularly large, measuring 56 inches in diameter and 18 inches wide. The Type A 20HP uses a hand-crank starter, typical of its era. It has a large coolant capacity of 232 quarts, helping it stay cool during long work days. While it may not be the fastest or most advanced tractor, the International Harvester Type A 20HP is a dependable workhorse for farmers who need a strong, simple machine for their fields.
Full specifications
Every recorded spec
General
| Manufacturer | International Harvester |
|---|---|
| Model | Type A 20HP |
| Category | Utility tractor |
| Type | 4x2 2WD |
| Operating weight | 12,000lb |
Engine
| Make | International Harvester |
|---|---|
| Cylinders | 1 |
| Displacement | 902ci |
| Bore | 8.75in |
| Stroke | 15in |
Transmission
| Type | Gear |
|---|---|
| Forward gears | 1 |
| Reverse gears | 1 |
Chassis & drive
| Chassis | 4x2 2WD |
|---|---|
| Drive | 2WD |
| Steering | Manual |
Dimensions
| Width | 102in |
|---|---|
| Operating weight | 12,000lb |
Capacities
| Cooling system | 58gal |
|---|
Head to head
Type A 20HP vs. Utility median
How the International Harvester Type A 20HP compares to other Utility tractors
| Spec | This model | Utility median | Difference | Percentile |
|---|---|---|---|---|
| Engine Displacement | 902 ci | 183 ci | +393% | 98th |
| Cylinders | 1 | 4 | -75% | 1st |
| Forward Gears | 1 | 12 | -92% | 1st |
| Operating Weight | 12,000 lb | 5,303 lb | +126% | 90th |
| Width | 102 in | 66 in | +55% | 97th |
Medians and percentiles are computed from the utility tractors in our database with a recorded value for each spec (sample sizes 3,933–5,720 models).
Compare to tractors with similar specs
- International Harvester Type A 20HP vs. Advance-Rumely OilPull R 25/45 →
- International Harvester Type A 20HP vs. Advance-Rumely OilPull Y 30/50 →
- International Harvester Type A 20HP vs. Advance-Rumely OilPull G 20/40 →
- International Harvester Type A 20HP vs. International Harvester Type C 20HP →
- International Harvester Type A 20HP vs. Avery 25-50 →
Commonly compared International Harvester tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| International Harvester 10-20 Titan | — | 5,525 lb | — | Compare → |
| International Harvester 100 | — | 2,600 lb | — | Compare → |
| International Harvester 1026 | 127 hp | 11,100 lb | — | Compare → |
| International Harvester 1255 | 125 hp | 12,215 lb | — | Compare → |
| International Harvester 1256 | 113 hp | 10,405 lb | 1967–1969 | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Advance-Rumely 6A | — | 6,370 lb | — | Compare → |
| Advance-Rumely DoAll | — | 3,702 lb | — | Compare → |
| Advance-Rumely OilPull B 25/45 | — | 25,000 lb | — | Compare → |
| Advance-Rumely OilPull E 30/60 | — | 26,300 lb | — | Compare → |
| Advance-Rumely OilPull F 15/30 | — | 16,500 lb | — | Compare → |
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International Harvester Type A 20HP photos




FAQ
Common questions
How many cylinders does the International Harvester Type A 20HP have?
The International Harvester Type A 20HP runs a 1-cylinder engine with a displacement of 902 ci.
Which transmission does the International Harvester Type A 20HP use?
The International Harvester Type A 20HP is equipped with a Gear transmission with 1 forward gears.
What is the operating weight of the International Harvester Type A 20HP?
In working trim, the International Harvester Type A 20HP comes in at roughly 12,000 lb.
How do I maintain a International Harvester Type A 20HP?
Routine service for the International Harvester Type A 20HP covers engine oil and filter changes, hydraulic and coolant level checks, air filter cleaning, and scheduled inspections. Refer to the manufacturer's maintenance schedule for exact intervals.
