310 diesel Torque Amplifier 2WD November 14 - 28, 1966 Link: Nebraska Tractor Test 955 file PTO performance Drawbar performance Gear 1-High-Direct used for power test Gear 3-Low-TA used for pull test
Power at rated engine speed
76.09hp / 56.7kW
Fuel use
5.0gal/hour / 18.9l/hour
Power at rated PTO speed
71.84hp / 53.6kW
Max power
67.46hp / 50.3kW
Max pull
8,416lbs / 3817kg
NEBRASKA TRACTOR TEST 956 2
Description
291 LP gas Torque Amplifier 2WD November 14 - 28, 1966 Link: Nebraska Tractor Test 956 file PTO performance Drawbar performance Gear 1-High-Direct used for power test Gear 3-Lo-TA used for pull test
Power at rated engine speed
76.3hp / 56.9kW
Fuel use
8.3gal/hour / 31.4l/hour
Power at rated PTO speed
70.98hp / 52.9kW
Max power
66.53hp / 49.6kW
Max pull
8,387lbs / 3804kg
NEBRASKA TRACTOR TEST 957 2
Description
291 gas Torque Amplifier 2WD November 16 - 28, 1966 Link: Nebraska Tractor Test 957 file PTO performance Drawbar performance Gear 1-High-DD used for power test Gear 3-Low-TA used for pull test
Power at rated engine speed
76.56hp / 57.1kW
Fuel use
6.3gal/hour / 23.8l/hour
Power at rated PTO speed
71.8hp / 53.5kW
Max power
65.67hp / 49.0kW
Max pull
8,387lbs / 3804kg
FARMALL 756 POWER
Drawbar (claimed)
68hp / 50.7kW
PTO (claimed)
76.5hp / 57.0kW
Drawbar (tested)
67.46hp / 50.3kW
PTO (tested)
76.56hp / 57.1kW
ENGINES OVERVIEW
Description
International Harvester 5.1L 6-cyl diesel International Harvester 4.8L 6-cyl gasoline International Harvester 4.8L 6-cyl LP gas
ENGINE DETAIL 1
Description
International Harvester D-310 diesel 6-cylinder liquid-cooled
Displacement
310ci / 5.1L
Bore/Stroke
3.875x4.375inches / 98x 111mm
Air cleaner
dual dry elements
Compression
16:1
Rated RPM
2300
Starter volts
12
Oil capacity
12qts / 11.4L
Coolant capacity
23.5qts / 22.2L
ENGINE DETAIL 2
Description
International Harvester C-291 gasoline 6-cylinder liquid-cooled
Displacement
291ci / 4.8L
Bore/Stroke
3.75x4.39inches / 95x 112mm
Air cleaner
dual dry elements
Compression
7.6:1
Rated RPM
2300
Starter volts
12
Oil capacity
9qts / 8.5L
Coolant capacity
20.5qts / 19.4L
ENGINE DETAIL 3
Description
International Harvester C-291 LP gas 6-cylinder liquid-cooled
Displacement
291ci / 4.8L
Bore/Stroke
3.75x4.39inches / 95x 112mm
Air cleaner
dual dry elements
Compression
7.6:1
Rated RPM
2300
Starter volts
12
Oil capacity
9qts / 8.5L
Coolant capacity
21qts / 19.9L
FARMALL 756 ENGINES
Description
International Harvester 5.1L 6-cyl diesel International Harvester 4.8L 6-cyl gasoline International Harvester 4.8L 6-cyl LP gas
Fuel tank
33gal / 124.9L (diesel/gas) 39gal / 147.6L (LPG)
TRANSMISSIONS OVERVIEW
Description
8-speed 16-speed two-speed power shift
TRANSMISSION 1
Transmission
gear
Gears
8 forward and 4 reverse
Clutch
dry disc
Oil capacity
68qts / 64.4L
Description
Four gears each in high, low, and reverse ranges
SPEEDS 1
Description
With 15.5-38 rear tires
TRANSMISSION 2
Transmission
Torque Amplifier
Type
two-speed power shift
Gears
16 forward and 8 reverse
Clutch
dry disc
Oil capacity
68qts / 64.4L
Description
The Torque Amplifier (TA) provides a power shift from direct drive (DD) to a lower speed for every gear and range
SPEEDS 2
Description
With 15.5-38 rear tires
MECHANICAL
Chassis
4x2 2WD / 4x4 MFWD 4WD
Steering
hydrostatic power
Brakes
independent hydraulic disc
Cab
Cab optional with heat and A/C
Transmissions
8-speed 16-speed two-speed power shift
TRACTOR HITCH
Rear Type
2
Type
IH Fast Hitch
POWER TAKE-OFF (PTO)
Rear PTO
independent
Rear RPM
1000/540/1000
Engine RPM
540@2100 / 1000@2100
FARMALL 756 TIRES
Ag front
6.50-16
Ag rear
15.5-38
DIMENSIONS
Wheelbase
105inches / 266cm
Length
164inches / 416cm
Width
92inches / 233cm
Height (steering wheel)
82inches / 208cm
Shipping weight
8,350lbs / 3787kg (diesel)
DIMENSIONS & TIRES
Wheelbase
105inches / 266cm
Weight
8,350lbs / 3787kg
Front tire
6.50-16
Rear tire
15.5-38
756 SERIAL NUMBERS
Location
Clutch housing, left side
1967 (Farmall)
7501
1968 (Farmall)
9904
1969 (Farmall)
14125
1970 (Farmall)
17832
1971 (Farmall)
18374
1967 (IH)
7501
1968 (IH)
7672
1969 (IH)
8164
1970 (IH)
8284
1971 (IH)
8427
ELECTRICAL
Charging system
alternator
Charging amps
55
Batteries
1(gas/LPG) / 2(diesel)
Battery volts
12(gas/LPG) / 6(diesel)
Battery AH
60(gas/LPG) / 130(diesel)
About Farmall Tractor
The Farmall 756 type tractor is part of the 56 Series of tractors. The 756 is a Row-Crop Tractors type, which is used often in Agriculture Tractors. The 756 tractor features a engine. This configuration is more practical in the real world.