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Farmall 1066 vs Farmall 1466
Verdict: Farmall 1066 vs Farmall 1466
The Farmall 1066 and the Farmall 1466 are both tractors — here is how they stack up on the figures that matter. Farmall 1466 leads on rated power with 133 hp against 116 hp. Farmall 1466 is the lighter machine (6,114 kg vs 12,148 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. In short: choose the Farmall 1466 for outright pulling power, or the Farmall 1066 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
Farmall
85
Fit score
Best match
Clear
Farmall
85
Fit score
Best match
Clear
Rated power
116 hp
133 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Farmall (a part of International Harvester)Reference
Farmall (a part of International Harvester)Reference
Four gears (1-4) in two ranges (Low/High) with the two-speed Torque Amplifier power shift (TA/direct).Reference
The Torque Amplifier (TA) provides a power shift in all gears and ranges from direct drive (DD) to a lower TA speed. Without clutching the TA lever is pulled to the rear to engage. The transmission is returned to direct drive by pushing the TA lever forward.Reference
Total built
54,947Reference
25,264Reference
Final drives
—
bull gearReference
Engine
Fuel tank
159.0 LReference
—
Drawbar (claimed)
80.5 kWReference
—
Drawbar (tested)
79.0 kWReference
91.9 kWReference
Displacement
6.8 LReference
7.1 LReference
Bore/Stroke
109 x 121 mmReference
109 x 127 mmReference
Air cleaner
dual stage dryReference
dual dry elementsReference
Rated RPM
2600 (after 1973)Reference
2600 (late)Reference
Starter volts
12Reference
12Reference
Oil capacity
17.0 LReference
83.3 LReference
Coolant capacity
23.7 LReference
25.6 LReference
Power at rated engine speed
93.7 kWReference
108.7 kWReference
Max power
79.0 kWReference
91.9 kWReference
Transmission
Gears
infinite forward and reverse (two-range)Reference
16 forward and 8 reverseReference
Clutch
dry discReference
dry discReference
Transmission
Torque AmplifierReference
Torque AmplifierReference
PTO & Hydraulics
PTO (claimed)
94.0 kWReference
99.2 kWReference
PTO (tested)
93.7 kWReference
108.7 kWReference
Type
hydrostaticReference
two-speed power shiftReference
Pump flow
45.4 lpmReference
45.4 lpmReference
Total flow
79.5 lpmReference
79.5 lpmReference
Steering flow
34.1 lpmReference
34.1 lpmReference
Rear Type
III/IIReference
II/IIReference
Rear lift (at 24"/610mm)
2540 kgReference
2540 kgReference
Rear PTO
independentReference
independentReference
Rear PTO Type
540/1000Reference
1000Reference
Power at rated PTO speed
88.9 kWReference
108.8 kWReference
Hydraulic system
—
83.3 LReference
Capacity
—
83.3 LReference
Pressure
—
137.9 barReference
Valves
—
1Reference
Steering press.
—
106.9 barReference
Engine RPM
—
1000@2100Reference
Dimensions
Wheelbase
266 cmReference
266 cmReference
Weight
12148 to 13345 poundsReference
6114 kgReference
Front tire
11L-15Reference
11L-15Reference
Rear tire
18.4-38Reference
18.4-38Reference
Ag front
11L-15Reference
11L-15Reference
Ag rear
18.4-38Reference
18.4-38Reference
Length
419 cmReference
426 cmReference
Width
248 cmReference
248 cmReference
Height (exhaust)
281 cmReference
281 cmReference
Clearance (drawbar)
40 cmReference
40 cmReference
Bar rear axle
82 mmReference
88 mmReference
Operating
6053 kgReference
—
Ballasted
6921 kgReference
—
Operating weight
—
6114 kgReference
Ballasted weight
—
7556 kgReference
Front tread
—
132 to 208 cmReference
1066 Serial Number Location
1066 Serial Numbers
1971
7101Reference
7101Reference
1972
12677Reference
10408Reference
1973
24205Reference
15533Reference
1974
34949Reference
19746Reference
1975
46855Reference
25404Reference
1976
56672Reference
29516Reference
Test results
Fuel use
31.4 l/hourReference
36.0 l/hourReference
Max pull
5896 kgReference
6202 kgReference
Speeds
Capacities
Fuel
—
159.0 LReference
1466 Serial Numbers
Location:
—
Clutch housing, left sideReference
Electrical
Charging amps
—
32Reference
Batteries
—
2Reference
Battery volts
—
6Reference
Battery AH
—
172Reference
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.