Farmall 766

Farmall 766 Technical Specifications

Farmall 766 is a Row-Crop tractor that was produced by the John Deere between 66 Series.

Below you will find detailed technical specifications for Farmall 766 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Farmall 766 Production

















Manufacturer:
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







Engine:
Drawbar (tested): 73.37 hp
54.7 kW
PTO (tested): 85.45 hp
63.7 kW

Farmall 766 Mechanical

























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

Hydraulics







Type: open center
Pump flow: 12 gpm
45.4 lpm

Tracktor Hitch




Rear Type: 2

Power Take-off (PTO)







Rear PTO: independent
Rear RPM: 540, 1000

Title 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…

What year is my Farmall 766? Serial Number Decoder

The serial number list shows the first tractor built in each year. The other tractors for that year will have successively higher numbers. Your serial number should be between two of the stated numbers.

The list only includes the numbers of the first tractors produced in each year. Your serial should be somewhere between two numbers.Unless you happen to be the first person to own a tractor, your number will not appear on the list.

Farmall 766 Engine detail

























Engine Detail
International Harvester C291
gasoline
6-cylinder
liquid-cooled
Displacement: 291 ci
4.8 L
Bore/Stroke: 3.75×4.39 inches
95 x 112 mm
Air cleaner: dual stage dry
Rated RPM: 2400
Starter volts: 12



Farmall 766 Transmission overview

Engine Oil











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

Farmall 766 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

Farmall 766 Tests

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
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.

FAQ

Is Farmall 766 a good tractor?

The Farmall 766 is one of the great tractors in the Farmall (a part of International Harvester) stable, and it has earned Farmall (a part of International Harvester) a fantastic reputation.

How much oil does a Farmall 766 take?

Check out the Farmall 766 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Farmall (a part of International Harvester) made the 766?

The Farmall 766 was an agricultural tractor model made from 66 Series

Where is the serial number on a Farmall 766?

Lookup left side of clutch housing

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