766 by Farmall

Row-Crop tractor

Row-Crop tractor

Production

Production Manufacturer:Farmall (a part of International Harvester)
Type:Row-Crop tractor
Factory:Rock Island, Illinois, USA
Total built:10,799
Original price:$13,400 (1976)

Farmall 766 Power

Farmall 766 Power Drawbar (tested):73.37 hp
54.7 kW
PTO (tested):85.45 hp
63.7 kW
power test details ...

Row-Crop tractor

Row-Crop tractor

Nebraska Tractor Test 1094

Nebraska Tractor Test 1094

Nebraska Tractor Test 1094

Nebraska Tractor Test 1094
Gasoline Torque Amplifier 2WD
4/20/1972
Link: Nebraska Tractor Test 1094 file
PTO performance
Power at rated engine speed:79.73 hp
59.5 kW
Fuel use:7.1 gal/hour
26.9 l/hour
Power at rated PTO speed:73.96 hp
55.2 kW
Fuel use:6.3 gal/hour
23.8 l/hour
Drawbar performance
Max power:71.32 hp
53.2 kW
Fuel use:7.3 gal/hour
27.6 l/hour
Gear 1-Hi-TA used for power test.
Max pull:8,841 lbs
4010 kg
Gear 2-Lo-Direct used for pull test.

Nebraska Tractor Test 1117

Nebraska Tractor Test 1117

Nebraska Tractor Test 1117

Nebraska Tractor Test 1117
Diesel Torque Amplifier 2WD
November 10 - December 5, 1972
Link: Nebraska Tractor Test 1117 file
PTO performance
Power at rated engine speed:85.45 hp
63.7 kW
Fuel use:6.2 gal/hour
23.5 l/hour
Power at rated PTO speed:85.66 hp
63.9 kW
Fuel use:5.8 gal/hour
22.0 l/hour
Drawbar performance
Max power:73.37 hp
54.7 kW
Fuel use:6.1 gal/hour
23.1 l/hour
Gear 1-Hi-TA used for power test.
Max pull:9,236 lbs
4189 kg
Gear 2-Lo-Direct used for pull test.

Farmall 766 Engines

Farmall 766 Engines International Harvester 4.8L 6-cyl gasoline International Harvester 5.9L 6-cyl diesel Fuel tank:37 gal
140.0 L
Engine details ...

Row-Crop tractor

Row-Crop tractor

Engines overview

Engines overview
International Harvester 4.8L 6-cyl gasoline
International Harvester 5.9L 6-cyl diesel

Engine Detail

Engine Detail
International Harvester C291
gasoline
6-cylinder
liquid-cooled
Displacement:291 ci
4.8 L
Bore/Stroke:3.75x4.39 inches
95 x 112 mm
Air cleaner:dual stage dry
Rated RPM:2400
Starter volts:12

Engine Detail

Engine Detail
International Harvester D360
diesel
6-cylinder
liquid-cooled
Displacement:360 ci
5.9 L
Bore/Stroke:3.875x5.0625 inches
98 x 129 mm
Compression:17:1
Rated RPM:2400
Starter volts:12

Mechanical

Mechanical Chassis:4x2 2WD
Steering:hydrostatic power
Brakes:hydraulic dry disc
Cab:Open operator station. Cab optional.
Transmissions:8-speed sliding gear
 16-speed partial power shift
Transmission details ...

Row-Crop tractor

Row-Crop tractor

Transmissions overview

Transmissions overview
8-speed sliding gear
16-speed partial power shift

Transmission

Transmission
Type:sliding gear
Gears:8 forward and 4 reverse
Clutch:dry disc
Four gears (1-4) in low and high ranges.

Transmission

Transmission
Transmission:Torque Amplifier
Type:partial power shift
Gears:16 forward and 8 reverse
Clutch:dry disc
Four gears (1-4) in two ranges (low/high) with the Torque Amplifer (TA) power shift. The TA allows a shift-on-the-move between direct drive and a lower speed.

Hydraulics

Hydraulics Type:open center
Pump flow:12 gpm
45.4 lpm

Tractor hitch

Tractor hitch Rear Type:2

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Rear RPM:540, 1000

Dimensions & Tires

Dimensions & Tires Wheelbase:102.7 inches
260 cm
Weight:10,300 lbs
4672 kg
Front tire:9.5L-15
Rear tire:18.4-34
Full dimensions and tires ...

Row-Crop tractor

Row-Crop tractor

Farmall 766 Tires

Farmall 766 Tires
Ag front:9.5L-15
Ag rear:18.4-34

Dimensions

Dimensions
Wheelbase:102.7 inches
260 cm
Operating weight:10,300 lbs
4672 kg
Ballasted weight:11,880 lbs
5388 kg
Front tread:60 to 84 inches
152 to 213 cm
Rear tread:56 to 100 inches
142 to 254 cm

766 Serial Numbers

766 Serial Numbers Location:Left side of clutch housing
photo of 766 serial number
1971:7101
1972:7416
1973:9611
1974:12378
1975:14630
1976:16840

how to read serial numbers...

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