1972 - 1978
| 1972 - 1978 |
| 66 Series |
| Row-Crop tractor |
Series:
| Series: | A-766 | → A-866 |
1973 - 1978
| 1973 - 1978 |
| 66 Series |
| Row-Crop tractor |
Series:
Production
| Production |
| Manufacturer: | International Harvester
|
| Type: | Row-Crop tractor
|
| Factory: | Geelong, Australia
|
International Harvester A-866 Power
| International Harvester A-866 Power |
| Engine: | 121 hp
90.2 kW
|
| Drawbar (claimed): | 92 hp
68.6 kW
|
| PTO (claimed): | 96 hp
71.6 kW
|
International Harvester A-866 Engine
| International Harvester A-866 Engine |
| International Harvester 5.9L 6-cyl diesel |
| Engine details ... |
Mechanical
| Mechanical |
| Chassis: | 4x2 2WD
|
| Cab: | Open operator station. Cab optional.
|
| Transmission: | 16-speed two-speed power shift
|
| Transmission details ... |
Dimensions & Tires
| Dimensions & Tires |
| Full dimensions and tires ... |
A-866 Serial Numbers
| A-866 Serial Numbers |
| 1973: | 501
|
| 1974: | 601
|
| 1975: | 761
|
| 1976: | 1045
|
| 1977: | 1567
|
| 1978: | 1998
|
| Final: | 2142
|
how to read serial numbers...
|
Production
| Production |
| Manufacturer: | International Harvester
|
| Type: | Row-Crop tractor
|
| Factory: | Geelong, Australia
|
| Total built: | 10,799
|
International Harvester A-766 Power
| International Harvester A-766 Power |
International Harvester A-766 Engine
| International Harvester A-766 Engine |
| International Harvester 5.1L 6-cyl diesel |
| Fuel tank: | 37 gal
140.0 L
|
| Engine details ... |
1972 - 1978
| 1972 - 1978 |
| 66 Series |
| Row-Crop tractor |
Series:
Engine Detail
| Engine Detail |
| International Harvester D-310 |
| diesel |
| 6-cylinder |
| liquid-cooled |
| Displacement: | 310 ci
5.1 L
|
| Bore/Stroke: | 3.875x4.375 inches
98 x 111 mm
|
| Air cleaner: | dual stage dry
|
| Compression: | 16:1
|
| Rated RPM: | 2300
|
| 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 ... |
1972 - 1978
| 1972 - 1978 |
| 66 Series |
| Row-Crop tractor |
Series:
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: | II
|
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 ... |
1972 - 1978
| 1972 - 1978 |
| 66 Series |
| Row-Crop tractor |
Series:
International Harvester A-766 Tires
| International Harvester A-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
|
A-766 Serial Numbers
| A-766 Serial Numbers |
| Location: | Left side of clutch housing
|
| 1972: | 501
|
| 1973: | 1140
|
| 1974: | 1811
|
| 1975: | 2553
|
| 1976: | 3270
|
| 1977: | 3999
|
| 1978: | 4604
|
| Final: | 4771
|
how to read serial numbers...
|
