international harvester 1566
![]() | 1974 - 1976
66 SeriesRow-Crop tractor | 1974 - 1976 | 66 Series | Row-Crop tractor |
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1974 - 1976 | ||||
66 Series | ||||
Row-Crop tractor |
1974 - 1976 | |
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66 Series | |
Row-Crop tractor |
Production | |
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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 | |
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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 | |
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12-speed two-speed power shift | |
Transmission details ... ![]() |
International Harvester 1566 Power | |
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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 | |
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Two-wheel drive | |
Final drives | planetary |
Power steering | |
Hydraulic wet disc brakes | |
Open operator station. Cab available with air-conditioning. |
Photos | |
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![]() | |
International Harvester 1566 photos... ![]() |
Hydraulics | |
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Type | open center |
Rear valves | 2 OptOptional |
Front valves | 2 OptOptional |
Pump flow | 12 gpm
45.4 lpm |
Tractor hitch | |
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Rear Type | III/II |
Control | lower-link draft sensing |
Power Take-off (PTO) | |
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Rear PTO | independent |
Rear PTO Type | 1000 |
Engine RPM | 1000@2300 |
Dimensions & Tires | |
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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 | |
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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 | |
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Charging system | alternator |
References | |
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Elwood Front Wheel Drive published in 1963, by International Harvester | |
Farm Equipment Reference Catalog published in 1975, by International Harvester |
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