2400rpm diesel gear TA 2WD October 5 - 19, 1971 Link: Nebraska Tractor Test 1082 file PTO performance Drawbar performance Gear 1-Hi-TA used for power test. Gear 3-Lo-TA used for pull test
Power at rated engine speed
96.04hp / 71.6kW
Fuel use
6.4gal/hour / 24.2l/hour
Power at rated PTO speed
93.5hp / 69.7kW
Max power
80.4hp / 60.0kW
Max pull
10,041lbs / 4554kg
NEBRASKA TRACTOR TEST 1095 2
Description
Diesel hydrostatic 2WD April 28 - May 12, 1972 Link: Nebraska Tractor Test 1095 file PTO performance Drawbar performance Gear 5.4 MPH used for power test Gear 2.77 MPH used for pull test
Power at rated engine speed
91.38hp / 68.1kW
Fuel use
7.1gal/hour / 26.9l/hour
Power at rated PTO speed
88.29hp / 65.8kW
Max power
68.08hp / 50.8kW
Max pull
8,909lbs / 4041kg
NEBRASKA TRACTOR TEST 1123 2
Description
2600rpm diesel gear TA 2WD April 20 - May 17, 1973 Link: Nebraska Tractor Test 1123 file PTO performance Drawbar performance Gear 1-Hi-TA used for power test Gear 3-Lo-TA used for pull test
Power at rated engine speed
100.80hp / 75.2kW
Fuel use
6.9gal/hour / 26.1l/hour
Power at rated PTO speed
101.52hp / 75.7kW
Max power
85.21hp / 63.5kW
Max pull
10,036lbs / 4552kg
FARMALL 966 POWER
Engine
91hp / 67.9kW
Drawbar (claimed)
84hp / 62.6kW
PTO (claimed)
95hp / 70.8kW
Drawbar (tested)
85.21hp / 63.5kW
PTO (tested)
100.80hp / 75.2kW
ENGINE DETAIL
Description
International Harvester D414 diesel 6-cylinder liquid-cooled
Displacement
414ci / 6.8L
Bore/Stroke
4.30x4.75inches / 109x 121 mm
Power
91hp / 67.9kW
Air cleaner
dual dry elements
Rated RPM
2400 (early)/2600 (late)
Firing order
1-5-3-6-2-4
Oil capacity
12qts / 11.4L
Coolant capacity
24qts / 22.7L
FARMALL 966 ENGINE
Description
International Harvester 6.8L 6-cyl diesel
TRANSMISSIONS OVERVIEW
Description
8-speed sliding gear 16-speed two-speed power shift hydrostatic
TRANSMISSION 1
Type
sliding gear
Gears
8 forward and 4 reverse
Oil capacity
90qts / 85.2L
Description
Four gears each provided in high, low, and reverse ranges
SPEEDS 1
Description
With 18.4-34 rear tires
TRANSMISSION 2
Transmission
Torque Amplifier
Type
two-speed power shift
Gears
16 forward and 8 reverse
Description
The Torque Amplifier (TA) provides a shift-on-the-move underdrive to the standard transmission. In any gear and range, the transmission can be shifted from direct drive (DD) to the slower TA speed by simply pulling the TA lever back. No clutching or stopping is needed.
SPEEDS 2
Description
With 18.4-34 rear tires
TRANSMISSION 3
Type
hydrostatic
Gears
infinite forward and reverse
Description
The hydrostatic transmission option ended in 1973 when the Hydro 100 began production.
MECHANICAL
Chassis
4x2 2WD/4x4 MFWD 4WD
Steering
power
Brakes
Independent hydraulic dry disc
Cab
Cab optional with heat and air-conditioning.
Transmissions
8-speed sliding gear/16-speed two-speed power shift/hydrostatic
The 966 model tractor belongs to the Farmall 66 Series. The 966 is classified as a Row-Crop Tractors and that is mostly used for Agriculture Tractors operations. The 966 tractor features a engine. This setup improves real-world usage.