International Harvester Cub

The International Harvester Cub is a tractor produced by International Harvester. It is equipped with a 59.5 ci 1.0 L engine. The listed engine power is Gasoline (listed): 13 hp / 9.7 kW. Transmission: 3 forward and 1 reverse. Operating weight: 1477 to 1877 pounds.

Engine Power
Gasoline (listed): 13 hp / 9.7 kW
Fuel & Capacities
7.5 gal 28.4 L
Transmission
3 forward and 1 reverse
Operating Weight
1477 to 1877 pounds

Overview

International Harvester Cub tractor photo
1964 - 1979
Production
Manufacturer
International Harvester
Built in Louisville, Kentucky, USA
The International Cub's PTO ran counter-clockwise ("backwards") and at full engine speed, making it incompatible with standard PTO-driven equipment. In 1975 the "Increased Power" New International Cub was released.
International Harvester Cub Engine
International Harvester 1.0L 4-cyl gasoline
Engine details ...
International Harvester Cub Transmission
3-speed sliding gear
Transmission details ...
International Harvester Cub Power
Engine
13 hp 9.7 kW
Drawbar (claimed)
10 hp 7.5 kW
PTO (claimed)
11 hp 8.2 kW
Plows
1 (12 inch)
Mechanical
Two-wheel drive
Steering
manual
Differential mechanical drum brakes
Open operator station.
Capacity
Fuel
7.5 gal 28.4 L
Hydraulic system
0.56 gal 2.1 L
Hydraulics
Capacity
0.56 gal 2.1 L
Pressure
1200 psi 82.7 bar
Total flow
2.8 gpm 10.6 lpm
Tractor hitch
Type
IH Fast Hitch OptOptional
Power Take-off (PTO)
Rear PTO
independent
Rear PTO Type
Cub-10 (0.9375)
Engine RPM
-1800@1800
Dimensions & Tires
Wheelbase
69.25 inches 175 cm
Weight
1477 to 1877 pounds
Front tire
4.00-12
Rear tire
8-24
Full dimensions and tires ...
Links
FarmallCub.com: Information, photos, and a message board
Electrical
Ground
negative
Charging system
generator
alternator (sn 248125)
Battery volts
12
References
Cub references literature
Original Farmall Cub and Cub Cadet by Kenneth Updike
A Complete Reference to International Power Lawn Products published in 1977, by International Harvester
Buyer's Guide 1974 published by International Harvester
Farm Loaders published in 1965, by International Harvester
Farm Loaders published in 1970, by International Harvester
Spring 1968 Buyer's Guide published by International Harvester
Summer-Fall 1968 Buyer's Guide published by International Harvester
Spring 1969 Buyer's Guide published by International Harvester
Spring 1970 Buyer's Guide published by International Harvester
Spring 1971 Buyer's Guide published by International Harvester
1979 Buyer's Guide published by International Harvester
Cub Lo-Boy and Cub Tractors published in 1966, by International Harvester
Cub manuals literature
International Cub and Cub Lo-Boy Tractors (1 014 031 R3) published in 1959
International Cub and Cub Lo-Boy Tractors (1 014 488 R4) published in 1965
International Cub and Cub Lo-Boy Tractors (1 014 488 R8) published in 1975

Engine

Engine Detail — 59.5 ci / 1.0 L Gasoline

Manufacturer
International Harvester C60
Fuel Type
Gasoline
Configuration
4-cylinder, liquid thermosyphon-cooled
Displacement
59.5 ci 1.0 L
Bore/Stroke
2.625x2.75 inches 67 x 70 mm
Power
13 hp 9.7 kW
Air cleaner
oil bath
Compression
6.5:1
Rated RPM
1800
Firing order
1-3-4-2
Starter volts
12
Coolant capacity
9.75 qts 9.2 L
Sparkplug
Champion D-21
AC C86
Sparkplug gap
0.023 inches 0.584 mm
Intake valve clearance
0.013 inches (cold) 0.330 mm
Exhaust valve clearance
0.013 inches (cold) 0.330 mm
Oil capacity
3 qts 2.8 L
Oil change
120 h

Transmission

Transmission — 3 forward and 1 reverse sliding gear

Type
sliding gear
Gears
3 forward and 1 reverse
Oil capacity
1.75 qts 1.7 L
Cub  sliding gear speeds

Dimensions

International Harvester Cub Tires
Ag front
4.00-12
Ag rear
8-24
Dimensions
Wheelbase
69.25 inches 175 cm
Length
99.325 inches 252 cm
Width
48.25 inches 122 cm
Height
62.75 inches 159 cm
Height (exhaust)
76.25 inches 193 cm
International Harvester Cub Weight
Operating
1,477 lbs (early) 669 kg
1,877 lbs (late) 851 kg
Ballasted
2,891 lbs 1311 kg

Attachments

Attachment overview
42" mower deck
60" mid-mount mower deck
Blade
Front-end loader

Photos

1965 yellow International Cub with mounted cultivators.

1965 yellow International Cub with mounted cultivators.

1965 yellow International Cub with mounted cultivators.

1965 yellow International Cub with mounted cultivators.

Red International Cub

Red International Cub

Red International Cub

Red International Cub

International Cub with 1000 one-arm loader

International Cub with 1000 one-arm loader

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for International Harvester Cub.

Estimated Continuous Field Runtime: 11.1 hrs

Approximately 11.1 hours of continuous field operation at ~75% rated power on a full tank (7.5 gal / 28.4 L).

Estimated 75% Load Fuel Burn~0.7 gal/hr (2.6 L/hr)

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 Cub Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for International Harvester Cub.

Converted Equivalents:

Horsepower (HP)13 hp
Kilowatts (kW)9.7 kW
Metric Horsepower (PS / CV)13.2 PS