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Farmall 1566

Farmall 1566 tractor
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The Farmall 1566 is a row-crop tractor produced from 1974 to 1976 as part of the 66 Series by Farmall, a division of International Harvester. Built in Rock Island, Illinois, USA, a total of 7,417 units were made. It features a powerful 7.1L 6-cylinder turbocharged diesel engine producing 183 hp, coupled with a 12-speed two-speed power shift transmission with torque amplifier. The tractor offers two-wheel drive with planetary final drives, power steering, and hydraulic wet disc brakes. It has an open operator station with an optional air-conditioned cab. The hydraulic system is open center with optional front and rear valves. The rear PTO is independent with a 1000 RPM type. Dimensions include a 105-inch wheelbase, 168-inch length, and a width of 112 inches over axle ends. The tractor weighs between 13,200 and 15,195 pounds depending on configuration. It was originally priced at $26,250 in 1976.
Farmall 1566International Harvester 1566row-crop tractor7.1L diesel engine183 hp12-speed power shifttractor specs
Power183 hp
Founded1974 - 1976
Model1566

Technical Specifications

Detailed specifications and technical data for Farmall 1566

Power

Engine:183 hp (136.5 kW)
PTO (tested):161.01 hp (120.1 kW)
PTO (claimed):160 hp (119.3 kW)
Drawbar (tested):137.00 hp (102.2 kW)

Engine

Type:turbocharged diesel
Model:International Harvester DT-436
Power:183 hp (136.5 kW)
Cooling:liquid-cooled
Idle RPM:900-2600
Cylinders:6-cylinder
Fuel tank:42 gal (159.0 L), Optional 82 gal (310.4 L)
Rated RPM:2600
Bore/Stroke:4.30x5.00 inches (109 x 127 mm)
Compression:16:1
Displacement:436 ci (7.1 L)
Oil capacity:20 qts (18.9 L)
Coolant capacity:26 qts (24.6 L)

Weight

Shipping:13200 lbs (5987 kg)
Ballasted:18260 lbs (8282 kg)
Operating:15195 lbs (6892 kg)

Electrical

Charging system:alternator

Hydraulics

Type:open center
Pump flow:12 gpm (45.4 lpm)
Rear valves:2 (Optional)
Front valves:2 (Optional)

Mechanical

Drive:Two-wheel drive
Brakes:Hydraulic wet disc brakes
Final drives:planetary
Power steering:Yes
Operator station:Open operator station. Cab available with air-conditioning.

Production

Type:Row-Crop tractor
Series:66 Series
Built in:Rock Island, Illinois, USA
Years made:1974 - 1976
Total built:7,417
Original price:$26,250 in 1976

Transmission

Type:two-speed power shift
Gears:12 forward and 6 reverse
Transmission:Torque Amplifier

Tractor hitch

Control:lower-link draft sensing
Rear Type:III/II

Serial Numbers

1974:7101
1975:7837
1976:12589
Location:Serial number plate on the left side of the clutch housing.

Dimensions & Tires

Width:112 inches (284 cm) (Width over axle ends)
Length:168 inches (426 cm)
Rear tire:20.8-38
Wheelbase:105 inches (266 cm)
Front tire:11L-15
Rear tread:66 to 120 inches (167 to 304 cm)
Front tread:62 to 86 inches (157 to 218 cm)
Height (cab):117 inches (297 cm)
Height (exhaust):125 inches (317 cm)
Clearance (drawbar):17 inches (43 cm)
Front tread (optional):56 to 80 inches (142 to 203 cm)

Power Take-off (PTO)

Rear PTO:independent
Engine RPM:1000@2300
Rear PTO Type:1000

Related Models

Farmall 1468

Model:1468