Head to head · Standard Tread

International Harvester 560 vs International Harvester 660

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International HarvesterModel A

International Harvester 560

Utility

power
72.5 hp
displacement
281 ci
Cylinders
6
Forward gears
5
Full 560 specs
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International HarvesterModel B

International Harvester 660

Standard Tread

power
95 hp
displacement
282 ci
Cylinders
6
Forward gears
10
Full 660 specs
International HarvesterInternational Harvester 560
vs
International HarvesterInternational Harvester 660

How they compare

Headline specs vs. the whole Standard Tread

n = 121–367

Engine Power

▲ 660 higher · +22.5 hp (+31%)
56072.5 hp
66095 hp
Median Standard Tread Tractor45 hp

560 is in the 83rd percentile; 660 is in the 90th · 121 models

Engine Displacement

▲ 660 higher · +1 ci (<1%)
560281 ci
660282 ci
Median Standard Tread Tractor382 ci

560 is in the 28th percentile; 660 is in the 29th · 353 models

Cylinders

= Effectively tied
5606
6606
Median Standard Tread Tractor4

560 is in the 93rd percentile; 660 is in the 93rd · 367 models

Forward Gears

▲ 660 higher · +5 (+100%)
5605
66010
Median Standard Tread Tractor4

560 is in the 64th percentile; 660 is in the 96th · 341 models

560 (A)660 (B)Median Standard Tread Tractor

Full comparison

Every spec, side by side

General Information

SpecInternational Harvester 560International Harvester 660Difference
ManufacturerInternational HarvesterInternational HarvesterSame
Model560660—
CategoryUtility, Standard TreadStandard Tread—

Engine

SpecInternational Harvester 560International Harvester 660Difference
ManufacturerInternational HarvesterInternational HarvesterSame
ModelD282International Harvester 4.3L 6-cyl gasoline—
Power Output72.5hp95hp▲ 660+22.5 hp · +31%
Rated RPM1,800RPM2,400RPM▲ 660+600 RPM · +33%
Cylinders66Same
Displacement281ci282ci▲ 660+1 ci · <1%
Bore3.7in3.7inSame
Stroke4.4in4.4inSame

Transmission

SpecInternational Harvester 560International Harvester 660Difference
TypeSliding gearSliding gear / Torque Amplifier—

Dimensions & Weight

SpecInternational Harvester 560International Harvester 660Difference
Length146in143in▲ 560+3 in · +2%
Width85.8in78in▲ 560+7.8 in · +10%
Height86in74in▲ 560+12 in · +16%
Operating Weight6,563lb9,635lb▲ 660+3,072 lb · +47%

Hydraulics

SpecInternational Harvester 560International Harvester 660Difference
Steering TypeManualManualSame

Power Take-off (PTO)

SpecInternational Harvester 560International Harvester 660Difference
TypeIndependentNot recorded—
Speed 1540rpm540rpmSame

Hitch & Towing

SpecInternational Harvester 560International Harvester 660Difference
Hitch TypeIH Fast HitchNot recorded—

Chassis & Drive

SpecInternational Harvester 560International Harvester 660Difference
Chassis Type4x2 2WDNot recorded—
Drive Type2WDNot recorded—
Steering TypeManualManualSame
Brake TypeIndependent mechanical discNot recorded—

Electrical

SpecInternational Harvester 560International Harvester 660Difference
Starter TypeElectricNot recorded—

Capacities

SpecInternational Harvester 560International Harvester 660Difference
Coolant5.8gal5.8galSame

Operator Station

SpecInternational Harvester 560International Harvester 660Difference
TypeOpenNot recorded—

Category context

Both models against the field

Engine Power

median 45 hp
A · 83rd percentile (72.5 hp)B · 90th percentile (95 hp)

Engine Displacement

median 382 ci
A · 28th percentile (281 ci)B · 29th percentile (282 ci)

Cylinders

median 4
A · 93rd percentile (6)B · 93rd percentile (6)

Forward Gears

median 4
A · 64th percentile (5)B · 96th percentile (10)

Operating Weight

median 6,834 lb
A · 46th percentile (6,563 lb)B · 77th percentile (9,635 lb)
A · 560B · 660Median Standard Tread Tractor
Full spec pageInternational Harvester 560Full spec pageInternational Harvester 660