SPECS / COMPARISON

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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

Feature	International Harvester 966Tractor	John Deere 80Tractor
Tractor Type	Row-Crop Tractor	Farm Tractor
Horsepower	67.9 kW	—
Weight	5300.0 kg	5210.0 kg
Lift Capacity	2270.0 kg	—
Transmission Type	Hydrostatic	Unsynchronized gear with dry disc clutch
Length	419.0 cm	362.0 cm
Pump Flow	45.4 LPM	—
Years Made	1971-1976	1955-1956
Engine Model	International Harvester D414	John Deere
Engine Type	4-stroke, liquid-cooled, inline	4-stroke, liquid-cooled, inline
Fuel Type	Diesel	Diesel
Cylinders	6	2
Displacement	6784 cc	7713 cc
Bore	10.90 cm	15.60 cm
Stroke	12.09 cm	20.29 cm
Rear PTO Type	Independent	—
Rear PTO Speed	540 /1.000 RPM	540 RPM
Battery	Two 6V, 172 Ah	6 V
Starter	Electric	Gasoline pony engine
Height	266.0 cm	205.0 cm
Wheelbase	266.0 cm	217.0 cm
Ground Clearance	35.0 cm	—
Fuel Tank Capacity	140.0 l	123.0 l
Oil Capacity	11.4 l	—
Coolant Capacity	22.7 l	33.1 l
Transmission Oil Capacity	85.2 l	—
Hydraulic Capacity	85.2 l	—
Gears	Infinite forward and reverse	6 forward and 1 reverse
Chassis	4×2 2WD or 4×4 MFWD 4WD	4×2 2WD
Max. Travel Speed	29.0 km/h	4.3 km/h
Brakes	Independent hydraulic dry disc	Mechanical expanding shoe
Drawbar Category	II or IH Fast Hitch	—
Cabin Type	Cab heat and A/C	Open operator station or steel cab
Steering Type	Hydrostatic power	Manual or power assist
Front Tires	Ag: 9.5L-15	Ag: 7.50-18
Rear Tires	Ag: 18.4-34	Ag: 15-34
Hydraulic Type	Open center	—
Total Flow	90.8 LPM	—
Steering Flow	34.1 LPM	—
PTO Pump Flow	11.4 LPM	—
Working Pressure	137.9 bar	—
Valves	1 to 4	—
Horsepower (Drawbar)	—	46.3 HP (34.5 kW) at 1125 rpm
Compression Ratio	—	16.0:1
Transmission Model	—	John Deere
Source	heavyequipments.net archive (imported 2026-10)	heavyequipments.net archive (imported 2026-10)

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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051