international harvester 966

1971 - 1976

66 Series

Row-Crop tractor

66 Series

Row-Crop tractor

Manufacturer

International Harvester

Row-Crop tractor

Built in Rock Island, Illinois, USA

Total built

21,017

Original price was $18,000 in 1976

Hi-Clear

high-crop model

International Harvester 6.8L 6-cyl diesel

8-speed gear

16-speed two-speed power shift

hydrostatic

Engine

91 hp 67.9 kW

Drawbar (claimed)

84 hp 62.6 kW

PTO (claimed)

95 hp 70.8 kW

Drawbar (tested)

85.21 hp 63.5 kW

PTO (tested)

100.80 hp 75.2 kW

Two- or four-wheel drive

Power steering

Independent hydraulic dry disc brakes

Cab optional with heat and air-conditioning.

Fuel

37 gal 140.0 L

Hydraulic system

22.5 gal 85.2 L

Type

open center

Capacity

22.5 gal 85.2 L

Pressure

2000 psi 137.9 bar

Valves

1 to 4

Pump flow

12 gpm 45.4 lpm

Total flow

21 gpm 79.5 lpm

Steering flow

9 gpm 34.1 lpm

Steering press.

1550 psi 106.9 bar

Rear Type

II

Rear lift (at 24"/610mm)

4400 lbs 1995 kg

Type

IH Fast Hitch

Rear lift

5000 lbs (at 24 inches) 2268 kg

Rear PTO

independent

Rear PTO Type

540/1000

Wheelbase

105 inches 266 cm

Weight

11116 to 11700 pounds

Front tire

9.5L-15

Rear tire

18.4-34

Location:

Clutch housing, left side

1971

7101

1972

11815

1973

17794

1974

22526

1975

28119

1976

31772

FAQ: How to read a serial number table.

Charging amps

32

Batteries

2

Battery volts

6

Battery AH

172

766, 966, 1066 and 1466 Tractors published in 1972, by International Harvester

766, 966, 1066 and 1466 Tractors published in 1973, by International Harvester

27PS-115PS published in 1975, by International Harvester