International Harvester 1206 tractor specifications

1965 - 1967

Series:

Series:806 ← 12061256 ↓

1963 - 1967

Standard-tread tractor

Series:

Series:	706 ←	806	→ 1206
		856 ↓

Production

Production
Manufacturer:	International Harvester
Type:	Standard-tread tractor
Total built:	8,052
Original price:	$6,800 (1967)

Variants

Variants
IH 806:	standard-tread
Farmall 806:	row-crop

International Harvester 806 Power

International Harvester 806 Power
Drawbar (claimed):	86.6 hp 64.6 kW
PTO (claimed):	94.93 hp 70.8 kW

International Harvester 806 Engines

International Harvester 806 Engines
International Harvester 5.9L 6-cyl diesel
Interntional Harvester 4.9L 6-cyl gasoline
International Harvester 4.9L 6-cyl LP gas
Engine details ...

Mechanical

Mechanical
Chassis:	4x2 2WD
	4x4 MFWD 4WD (optional)
Steering:	hydrostatic power
Brakes:	hydraulic dry disc
Cab:	Open operator station
Transmissions:	8-speed unsynchronized
	16-speed partial power shift
Transmission details ...

Capacity

Capacity
Fuel:	42 gal 159.0 L
	48 gal 181.7 L (LP)
Hydraulic system:	17 gal 64.3 L

Hydraulics

Hydraulics
Type:	open center
Capacity:	17 gal 64.3 L
Pump flow:	12 gpm 45.4 lpm
	3 gpm 11.4 lpm (PTO pump)
Total flow:	24 gpm 90.8 lpm
Steering flow:	9 gpm 34.1 lpm

Tractor hitch

Tractor hitch
Rear Type:	II
Type:	IH Fast Hitch

Power Take-off (PTO)

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

Dimensions & Tires

Dimensions & Tires
Wheelbase:	91 inches 231 cm
Weight:	8460 to 9220 pounds
Front tire:	7.50-20
Rear tire:	18.4-34
Full dimensions and tires ...

806 Serial Numbers

806 Serial Numbers
1963:	501
1964:	1403
1965:	3758
1966:	5917
1967:	7409
how to read serial numbers...

Electrical

Electrical
Ground:	negative
Charging system:	generator
Charging amps:	25
Batteries:	2 (diesel)
	1 (gas/LP)
Battery volts:	6 (diesel)
	12 (gas/LP)
Battery AH:	170 (diesel)
	60 (gas/LP)

Production

Production Manufacturer:International Harvester
Total built:1,289
Original price:$9,450 (1967)

Variants

Variants IH 1206:standard front
Farmall 1206:row-crop
Wheatland:larger platform, heavy drawbar

1965 - 1967

Series:

Series:	806 ←	1206
		1256 ↓

Production

Production
Manufacturer:	International Harvester
Total built:	1,289
Original price:	$9,450 (1967)

Variants

Variants
IH 1206:	standard front
Farmall 1206:	row-crop
Wheatland:	larger platform, heavy drawbar

International Harvester 1206 Power

International Harvester 1206 Power
Drawbar (claimed):	99 hp 73.8 kW
PTO (claimed):	110 hp 82.0 kW
Drawbar (tested):	95.00 hp 70.8 kW
PTO (tested):	112.64 hp 84.0 kW
power test details ...

International Harvester 1206 Engine

International Harvester 1206 Engine
International Harvester 5.9L 6-cyl diesel
Fuel tank:	35 gal 132.5 L
Engine details ...

Mechanical

Mechanical
Chassis:	4x2 2WD
	4x4 FWA 4WD (optional)
Steering:	hydrostatic power
Brakes:	differential hydraulic dry disc
Cab:	Open operator station. Optional one-door cab. Optional heat and air-conditioning.
Transmissions:	8-speed unsynchronized
	16-speed partial power shift
Transmission details ...

Hydraulics

Hydraulics
Valves:	0 to 2
Pump flow:	12 gpm 45.4 lpm

Tractor hitch

Tractor hitch
Rear Type:	III

Power Take-off (PTO)

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

Dimensions & Tires

Dimensions & Tires
Weight:	10,115 lbs 4588 kg
Front tire:	7.50-16
Rear tire:	18.4-38
Full dimensions and tires ...

1206 Serial Numbers

1206 Serial Numbers
Location:	On clutch housing, left side
photo of 1206 serial number
1965:	7501
1966:	7772
1967:	8492
how to read serial numbers...

International Harvester 1206 Power

International Harvester 1206 Power Drawbar (claimed):99 hp
73.8 kW
PTO (claimed):110 hp
82.0 kW
Drawbar (tested):95.00 hp
70.8 kW
PTO (tested):112.64 hp
84.0 kW
power test details ...

1965 - 1967

Series:

Series:	806 ←	1206
		1256 ↓

Nebraska Tractor Test 910

Nebraska Tractor Test 910
Diesel Torque Amplifier 2WD September 8 - 23, 1965 Link: Nebraska Tractor Test 910 file
PTO performance
Power at rated engine speed:	112.64 hp 84.0 kW
Fuel use:	7.1 gal/hour 26.9 l/hour
Power at rated PTO speed:	106.63 hp 79.5 kW
Fuel use:	6.5 gal/hour 24.6 l/hour
Drawbar performance
Max power:	95.00 hp 70.8 kW
Fuel use:	7.0 gal/hour 26.5 l/hour
Gear 1-DD used for power test.
Max pull:	10,744 lbs 4873 kg
Gear 1-TA used for pull test.

International Harvester 1206 Engine

International Harvester 1206 Engine International Harvester 5.9L 6-cyl diesel Fuel tank:35 gal
132.5 L
Engine details ...

1965 - 1967

Series:

Series:	806 ←	1206
		1256 ↓

Engine Detail

Engine Detail
International Harvester DT361
turbocharged diesel
6-cylinder
liquid-cooled
Displacement:	361 ci 5.9 L
Bore/Stroke:	4.125x4.25 inches 105 x 108 mm
Air cleaner:	two-stage dry
Compression:	17.0:1
Rated RPM:	2400
Starter volts:	12

Mechanical

Mechanical Chassis:4x2 2WD
4x4 FWA 4WD (optional)
Steering:hydrostatic power
Brakes:differential hydraulic dry disc
Cab:Open operator station. Optional one-door cab. Optional heat and air-conditioning.
Transmissions:8-speed unsynchronized
16-speed partial power shift
Transmission details ...

1965 - 1967

Series:

Series:	806 ←	1206
		1256 ↓

Transmissions overview

Transmissions overview
8-speed unsynchronized
16-speed partial power shift

Transmission

Transmission
Type:	unsynchronized
Gears:	8 forward and 4 reverse

Transmission

Transmission
Transmission:	Torque Amplifier
Type:	partial power shift
Gears:	16 forward and 8 reverse
The Torque Amplifier (TA) provides a clutchless power shift between Direct Drive (DD) and the lower TA gearing.