International Harvester 1566


International Harvester 1566 tractor photo
1974 - 1976
66 Series
Row-Crop tractor
Series map:
1468
1566
1568
161.1hp*
178.9hp*
167.4hp*
*Estimated engine power for comparison only.
Production
ManufacturerInternational Harvester
Row-Crop tractor
Built in Rock Island, Illinois, USA
Total built7,417
Original price was $26,250 in 1976
International Harvester 1566 Engine
International Harvester 7.1L 6-cyl diesel
Fuel tank42 gal
159.0 L
Engine details ...
International Harvester 1566 Power
Drawbar (claimed)140 hp
104.4 kW
PTO (claimed)161 hp
120.1 kW
Drawbar (tested)137.00 hp
102.2 kW
PTO (tested)161.01 hp
120.1 kW
Performance test details ...
Mechanical
Two-wheel drive
Power steering
Open operator station. Cab available.
Hydraulics
Typeopen center
Valves1
Pump flow12 gpm
45.4 lpm
Tractor hitch
Rear TypeIII/II
Power Take-off (PTO)
Rear PTOindependent
Rear RPM1000
Dimensions & Tires
Wheelbase105 inches
266 cm
Weight12,870 lbs
5837 kg
Front tire11L-15
Rear tire20.8-38
Full dimensions and tires ...
1566 Serial Numbers
Location:Serial number plate on the left side of the clutch housing.
19747101
19757837
197612589

FAQ: How to read a serial number table.
References
1566 references literature
Elwood Front Wheel Drive published in 1963, by International Harvester
Page information
Contact: Peter Easterlund
Updated on October 26, 2022
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