International Harvester 756
The International Harvester 756 is a tractor produced by International Harvester. It is equipped with a 291 ci 4.8 L engine. The listed engine power is Diesel (listed): 101 hp / 75.3 kW. Transmission: Torque Amplifier. Operating weight: 8400 lbs 3810 kg.
Engine Power
Diesel (listed): 101 hp / 75.3 kW
Fuel & Capacities
Gasoline
Transmission
Torque Amplifier
Operating Weight
8400 lbs
3810 kg
Overview
 | 1967 - 1971 |
|---|
Production | |
|---|---|
Manufacturer | International Harvester |
Factories | Geelong, Australia |
Rock Island, Illinois, USA | |
Original price was $8,300 in 1971 | |
Variants | |
|---|---|
Farmall 756 | row-crop tractor |
International Harvester 756 Transmission | |
|---|---|
16-speed two-speed power shift | |
Transmission details ...  |
International Harvester 756 Power | |
|---|---|
Engine | 101 hp
75.3 kW |
Drawbar (claimed) | 69 hp
51.5 kW |
PTO (claimed) | 76 hp
56.7 kW |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Power steering | |
Open operator station. Cab optional. |
Hydraulics | |
|---|---|
Type | open center |
Pump flow | 12 gpm
45.4 lpm |
Tractor hitch | |
|---|---|
Rear Type | II |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540/1000 (1.375) |
Engine RPM | 540@2100 |
1000@2100 | |
Dimensions & Tires | |
|---|---|
Wheelbase | 101 inches
256 cm |
Weight | 8400 lbs
3810 kg |
Front tire | 7.50-18 |
Rear tire | 18.4-30 |
Full dimensions and tires ...  | |
References | |
|---|---|
 | |
Spring 1968 Buyer's Guide published by International Harvester | |
Summer-Fall 1968 Buyer's Guide published by International Harvester | |
World Wide Farm Equipment Buyer's Guide published in 1968, by International Harvester* | |
Spring 1971 Buyer's Guide published by International Harvester | |
756-856 Tractors published by International Harvester | |
Farm Equipment Reference Catalog published in 1970, by International Harvester | |
*Publication contains known errors. |
Engine
Engine options | |
|---|---|
Interntional Harvester 5.1L 6-cyl diesel | |
International Harvester 4.8L 6-cyl gasoline |
Engine Detail — 310 ci / 5.1 L Diesel
Manufacturer | Interntional Harvester D-310 |
Fuel Type | Diesel |
Configuration | 6-cylinder, liquid-cooled |
Displacement | 310 ci
5.1 L |
Bore/Stroke | 3.875x4.375 inches
98 x 111 mm |
Power | 101 hp
75.3 kW |
Rated RPM | 2300 |
Oil capacity | 12 qts
11.4 L |
Coolant capacity | 23.5 qts
22.2 L |
Engine Detail — 291 ci / 4.8 L Gasoline
Manufacturer | International Harvester C-291 |
Fuel Type | Gasoline |
Configuration | 6-cylinder, liquid-cooled |
Displacement | 291 ci
4.8 L |
Bore/Stroke | 3.75x4.39 inches
95 x 112 mm |
Rated RPM | 2300 |
Oil capacity | 9 qts
8.5 L |
Coolant capacity | 20.5 qts
19.4 L |
Transmission
Transmission — Torque Amplifier
Transmission | Torque Amplifier |
Type | two-speed power shift |
Gears | 16 forward and 8 reverse |
Four gears in two ranges, plus reverse range, with two-speed power shift. | |
With 18.4-30 rear tires. | |
 | |
Dimensions
International Harvester 756 Tires | |
|---|---|
Ag front | 7.50-18 |
Ag rear | 18.4-30 |
Dimensions | |
|---|---|
Wheelbase | 101 inches
256 cm |
Length | 164 inches
416 cm |
Height (steering wheel) | 82 inches
208 cm |
Shipping weight | 8400 lbs
3810 kg |
Photos
Open station International 756.
International 756 with cab and loader.
International 756 with cab and loader.
Recommended Implements & Sizing Guide
Engineering recommendations for International Harvester 756 based on its 101 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 4 to 5 Bottom (16-18")4 - 5 铧 (40-45 cm) | Heavy Duty | Heavy primary tillage; semi-mounted hitch recommended. |
Rotary Cutter / MowerMowing & Clearing | 10 to 12 ft Flex-Wing3.0 - 3.6 m 折叠双翼 | Heavy Duty | Wide swath pasture and crop residue shredding. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 10 to 14 ft Tandem / Offset3.0 - 4.2 m 重型交错耙 | Heavy Duty | Aggressive residue cutting in corn/cotton stubble. |
Hay BalerHay & Forage | 5x6 Round Baler or 3x3 Mid Square1.5x1.8 m 大圆捆或中型方捆机 | Heavy Duty | High density baling; requires minimum 85 PTO HP. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for International Harvester 756.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
International Harvester 756 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for International Harvester 756.
Converted Equivalents:
Horsepower (HP)101 hp
Kilowatts (kW)75.3 kW
Metric Horsepower (PS / CV)102.4 PS
Direct Competitor Comparison
Compare International Harvester 756 against same-era industry alternatives in the same horsepower class.
Current Model
International Harvester
International Harvester 756
Engine Power:Diesel (listed): 101 hp / 75.3 kW
★ Baseline Reference
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