International Harvester 966
The International Harvester 966 is a powerful row crop tractor built for serious farming. It has a strong diesel engine with six cylinders that can produce 91 horsepower. This tractor is designed for heavy work in the fields, with a sturdy 4x2 2WD chassis and hydrostatic power steering for easy control. The 966 comes with a sliding gear transmission that has 8 forward gears and 4 reverse gears, giving farmers plenty of options for different tasks. It has a three-point hitch at the back that can lift up to 4,400 pounds, which is about average for tractors of its size. The tractor also has two PTO speeds - 540 rpm and 1000 rpm - making it versatile for various farm implements. With its cab featuring heat and air conditioning, farmers can work comfortably in all weather conditions. The 966 weighs 11,116 pounds and has a fuel tank that can hold 37 gallons, allowing for long working hours without frequent refueling.
Quick specs
- Category
- Row Crop
- Engine Power Output
- 91hp
- Operating Weight
- 11,116 lb
- Transmission
- Sliding gear
At a glance
How the 966 compares
vs. Row Crop medianDistribution
Engine Power (hp)
Across all Row Crop tractors
This model
The 966 ranks at the 19th percentile for engine power among recorded row crop tractors.
Overview
About the International Harvester 966
The International Harvester 966 is a powerful row crop tractor built for serious farming. It has a strong diesel engine with six cylinders that can produce 91 horsepower. This tractor is designed for heavy work in the fields, with a sturdy 4x2 2WD chassis and hydrostatic power steering for easy control. The 966 comes with a sliding gear transmission that has 8 forward gears and 4 reverse gears, giving farmers plenty of options for different tasks. It has a three-point hitch at the back that can lift up to 4,400 pounds, which is about average for tractors of its size. The tractor also has two PTO speeds - 540 rpm and 1000 rpm - making it versatile for various farm implements. With its cab featuring heat and air conditioning, farmers can work comfortably in all weather conditions. The 966 weighs 11,116 pounds and has a fuel tank that can hold 37 gallons, allowing for long working hours without frequent refueling.
Full specifications
Every recorded spec
General
| Manufacturer | International Harvester |
|---|---|
| Model | 966 |
| Category | Row Crop tractor |
| Type | 4x2 2WD |
| Operating weight | 11,116lb |
Engine
| Make | International Harvester |
|---|---|
| Model | D414 |
| Power | 91hp |
| Cylinders | 6 |
| Displacement | 414ci |
| Bore | 4.3in |
| Stroke | 4.75in |
Transmission
| Type | Sliding gear |
|---|---|
| Forward gears | 8 |
| Reverse gears | 4 |
Chassis & drive
| Chassis | 4x2 2WD |
|---|---|
| Drive | 2WD |
| Steering | Hydrostatic power |
| Brakes | Independent hydraulic dry disc |
| Cab | Cab heat and A/C |
Hydraulics
| Type | Open center |
|---|
Power take-off
| Rear PTO | Independent |
|---|---|
| PTO speed | 540rpm |
Dimensions
| Length | 165in |
|---|---|
| Width | 98in |
| Height | 105in |
| Operating weight | 11,116lb |
Capacities
| Cooling system | 6gal |
|---|
Head to head
966 vs. Row Crop median
How the International Harvester 966 compares to other Row Crop tractors
| Spec | This model | Row Crop median | Difference | Percentile |
|---|---|---|---|---|
| Engine Power | 91 hp | 138 hp | -34% | 19th |
| Engine Displacement | 414 ci | 391 ci | +6% | 66th |
| Cylinders | 6 | 6 | at median | 50th |
| Forward Gears | 8 | 16 | -50% | 16th |
| Operating Weight | 11,116 lb | 12,307 lb | -10% | 41st |
| Length | 165 in | 180 in | -8% | 30th |
| Width | 98 in | 91.2 in | +8% | 77th |
| Height | 105 in | 114 in | -7% | 26th |
| 3-Point Hitch Capacity | 4,400 lb | 11,023 lb | -60% | 7th |
Medians and percentiles are computed from the row crop tractors in our database with a recorded value for each spec (sample sizes 279–1,417 models).
Compare to tractors with similar specs
Commonly compared International Harvester tractors
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| International Harvester 3288 | 90 hp | 11,760 lb | 1981–1985 | Compare → |
| International Harvester 955 | 90 hp | 9,459 lb | — | Compare → |
| International Harvester 696 | 89 hp | — | — | Compare → |
| International Harvester 1055 | 100 hp | 9,635 lb | — | Compare → |
| International Harvester 834 | 81.8 hp | 7,518 lb | — | Compare → |
Commonly compared tractors with similar horsepower from other brands
| Tractor | Engine Power | Operating Weight | Years | Compare |
|---|---|---|---|---|
| Allis Chalmers 6080 | 93 hp | 6,500 lb | 1980–1985 | Compare → |
| Antonio Carraro Mach 2 | 87 hp | 6,504 lb | — | Compare → |
| Antonio Carraro Mach 4 | 87 hp | 6,725 lb | — | Compare → |
| Antonio Carraro SRH 9800 Infinity | 87 hp | — | — | Compare → |
| Antonio Carraro SRX 10400 | 95 hp | 4,718 lb | — | Compare → |
Explore
International Harvester siblings
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FAQ
Common questions
What is the engine power output of the International Harvester 966?
Rated engine output for the International Harvester 966 is 91 hp, delivered by a 6-cylinder engine. The engine displaces 414 ci.
What hitch category is the International Harvester 966?
The International Harvester 966 uses a Category Category 3 hitch with a lift capacity of 4,400 lb.
What is the operating weight of the International Harvester 966?
In working trim, the International Harvester 966 comes in at roughly 11,116 lb.
Which transmission does the International Harvester 966 use?
The International Harvester 966 is equipped with a Sliding gear transmission with 8 forward gears.
What type of hydraulic system does the International Harvester 966 use?
Hydraulics on the International Harvester 966 are Open center.
How do I maintain a International Harvester 966?
Routine service for the International Harvester 966 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.


