international harvester 1566
![]() | 1974 - 1976
66 SeriesRow-Crop tractor | 1974 - 1976 | 66 Series | Row-Crop tractor |
|---|---|---|---|---|
1974 - 1976 | ||||
66 Series | ||||
Row-Crop tractor | ||||
1974 - 1976 | |
|---|---|
66 Series | |
Row-Crop tractor |
Production | |
|---|---|
Manufacturer | International Harvester |
Row-Crop tractor | |
Built in Rock Island, Illinois, USA | |
Total built | 7,417 |
Original price was $26,250 in 1976 | |
International Harvester 1566 Engine | |
|---|---|
International Harvester 7.1L 6-cyl diesel | |
Fuel tank | 42 gal
159.0 L |
| 82 galOptOptional
310.4 L |
Engine details ... | |
International Harvester 1566 Transmission | |
|---|---|
12-speed two-speed power shift | |
Transmission details ... |
International Harvester 1566 Power | |
|---|---|
Engine | 183 hp
136.5 kW |
PTO (claimed) | 160 hp
119.3 kW |
Drawbar (tested) | 137.00 hp
102.2 kW |
PTO (tested) | 161.01 hp
120.1 kW |
Performance test details ... | |
Mechanical | |
|---|---|
Two-wheel drive | |
Final drives | planetary |
Power steering | |
Hydraulic wet disc brakes | |
Open operator station. Cab available with air-conditioning. | |
Photos | |
|---|---|
![]() | |
International Harvester 1566 photos... |
Hydraulics | |
|---|---|
Type | open center |
Rear valves | 2 OptOptional |
Front valves | 2 OptOptional |
Pump flow | 12 gpm
45.4 lpm |
Tractor hitch | |
|---|---|
Rear Type | III/II |
Control | lower-link draft sensing |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 1000 |
Engine RPM | 1000@2300 |
Dimensions & Tires | |
|---|---|
Wheelbase | 105 inches
266 cm |
Weight | 13200 to 15195 pounds |
Front tire | 11L-15 |
Rear tire | 20.8-38 |
Full dimensions and tires ... | |
1566 Serial Numbers | |
|---|---|
Location: | Serial number plate on the left side of the clutch housing. |
1974 | 7101 |
1975 | 7837 |
1976 | 12589 |
FAQ: How to read a serial number table. | |
Electrical | |
|---|---|
Charging system | alternator |
References | |
|---|---|
![]() | |
Elwood Front Wheel Drive published in 1963, by International Harvester | |
Farm Equipment Reference Catalog published in 1975, by International Harvester |
Recommended Products
Advertisement · Featured Tractor-Related Products

Tractor Taillight Lens Amber
"Color and material" This lens adopts amber design, which is not only beautiful and elegant, but also can effectively improve the visibility of driving at night and reduce the glare to other drivers. The amber design can also provide the driver with a wider field of vision, making you feel safer when driving.

John Deere Original Equipment Green Spray Paint
OEM John Deere Part Number: TY25624 Lead-free formulation - user-friendly and environmentally safe. Suitable for exterior or interior use High-quallity, long-lasting, color-fast paints for weather-proven performance in field testing

John Deere 1:16 Big Farm Tractor Model
Detailed scale model with authentic features, perfect for collectors and enthusiasts

John Deere Original Equipment Cool-Gard II PRE-Mix
COOL-GARD II PRE-MIX, 1 GAL;3.78L. DO NOT ADD WATER. Prediluted Engine Coolant. Heavy-duty, low-silicate, high performance antifreeze/coolant. This is a OEM John Deere Part.
* This page contains affiliate links, purchases may generate revenue for this site


