International Harvester

International Harvester 656

The International Harvester 656 is a utility tractor produced from 1965 to 1973 by International Harvester. It features multiple engine options including gasoline, diesel, and LP gas 6-cylinder liquid-cooled engines with displacements around 4.3 to 4.6 liters. The tractor offers various transmission options such as a 5-speed sliding gear, a 10-speed two-speed power shift with Torque Amplifier, and hydrostatic. It has a PTO power of 63.8 hp and can handle 4-5 plows. The 656 includes power steering, disc brakes, and an open operator station. Hydraulics are open center type with 0 to 2 valves and a 12 gpm pump flow. The tractor hitch is category II with lower-link draft sensing control. Dimensions include an 80 inch wheelbase, 152 inch length, and weights ranging from 5800 to 6100 pounds depending on the engine. Tires vary for standard and high-clearance models. Attachments include loaders such as the 1701 and 2000 models with detailed lift capacities and dimensions. Electrical system features a 55 amp alternator charging system.
Power70 hp[P]
Founded1965 - 1973
Model656

Technical Specifications

Detailed specifications and technical data for International Harvester 656

Power
Plows4-5
PTO (claimed)63.8 hp (47.6 kW)
Engine
OptionsInternational Harvester 4.3L 6-cyl gasoline, International Harvester 4.6L 6-cyl diesel, International Harvester 4.3L 6-cyl LP gas
Diesel idle RPM900-1800
Diesel rated RPM1800
LP gas rated RPM1800 (early), 2300 (late)
Gasoline idle RPM900-1800
Diesel air cleanerdry
Diesel bore/stroke3.6875x4.39 inches (94 x 112 mm)
Diesel engine typediesel, 6-cylinder, liquid-cooled
Fuel tank capacity23 gal (87.1 L)
Gasoline rated RPM1800
LP gas air cleanerdry
LP gas bore/stroke3.5625x4.39 inches (90 x 112 mm)
LP gas compression8.8:1
LP gas engine typeLP gas, 6-cylinder, liquid-cooled
Diesel displacement282 ci (4.6 L)
Diesel engine modelInternational Harvester D282
Diesel firing order1-5-3-6-2-4
Diesel oil capacity9 qts (8.5 L)
LP gas displacement263 ci (4.3 L)
LP gas engine modelInternational Harvester C-263
LP gas oil capacity9 qts (8.5 L)
Gasoline air cleanerdry
Gasoline bore/stroke3.5625x4.3906 inches (90 x 112 mm)
Gasoline engine typegasoline, 6-cylinder, liquid-cooled
Gasoline displacement263 ci (4.3 L)
Gasoline engine modelInternational Harvester C263
Gasoline oil capacity9 qts (8.5 L)
Diesel coolant capacity19.5 qts (18.5 L)
LP gas coolant capacity21 qts (19.9 L)
Gasoline coolant capacity17 qts (16.1 L)
Overview
CategoryUtility tractor
Original price$7,400 in 1973
Production years1965 - 1973
Variants
2656industrial tractor
656HChigh-clear
IH 656utility tractor
Farmall 656row-crop tractor
Electrical
Charging amps55
Charging systemalternator
Hydraulics
Typeopen center
Valves0 to 2
Pump flow12 gpm (45.4 lpm)
Mechanical
DriveTwo-wheel drive
BrakesDisc brakes
SteeringPower steering
Operator stationOpen operator station
Attachments
Loader modelsInternational Harvester 1701 loader, International Harvester 2000 loader
1701 Loader weight911 lbs (413 kg)
2000 Loader weight1417 lbs (642 kg)
1701 Loader rollback10°
2000 Loader rollback20°
1701 Loader bucket width40 inches (101 cm)
2000 Loader bucket width48 inches (121 cm), 60 inches (152 cm)
1701 Loader boom cylinder2.5 inches (6 cm)
1701 Loader lift capacity2575 lbs (1168 kg)
2000 Loader boom cylinder2.0 inches (5 cm), 2.5 inches (6 cm)
2000 Loader lift capacity2330 lbs (1056 kg)
1701 Loader breakout force4300 lbs (1950 kg)
2000 Loader breakout force4010 lbs (1818 kg)
1701 Loader bucket cylinder2.5 inches (6 cm)
1701 Loader height (at pin)126 inches (320 cm)
2000 Loader bucket cylinder2.5 inches (6 cm)
2000 Loader height (at pin)127 inches (322 cm)
1701 Loader clearance (dumped)99 inches (251 cm)
2000 Loader clearance (dumped)106 inches (269 cm)
Transmission
Options5-speed sliding gear, 10-speed two-speed power shift, hydrostatic
Power shift typetwo-speed power shift
Power shift gears10 forward and 2 reverse
Sliding gear typesliding gear
Sliding gear gears5 forward and 1 reverse
Sliding gear clutch279.4mm cerametallic disc
Power shift transmissionTorque Amplifier
Tractor hitch
Controllower-link draft sensing
Rear TypeII
Serial Numbers
19667501 (IH)
19677842 (IH)
19689929 (IH)
196911802 (IH)
197013353 (IH)
197114194 (IH)
197214952 (IH)
197315746 (IH)
LocationClutch housing, right side
Dimensions & Tires
Width74 inches (187 cm)
Length152 inches (386 cm)
Rear tire16.9-38
Wheelbase80 inches (203 cm)
Front tire7.50-16
Rear tread54 to 78 inches (137 to 198 cm)
Front tread54 to 84 inches (137 to 213 cm)
Height (hood)56 inches (142 cm)
Hi-Clear rear tire15.5-38
Gas Shipping weight5800 lbs (2630 kg)
Hi-Clear front tire6.00-16
Clearance (front axle)19 inches (48 cm)
Diesel Shipping weight6100 lbs (2766 kg)
Height (steering wheel)62 inches (157 cm)
Power Take-off (PTO)
Rear PTOindependent
Rear PTO Type540/1000