International Harvester Cub Lo-Boy tractor specifications

1955 - 1968

1955 - 1968 Utility tractor

Production

Production Manufacturer:International Harvester
Type:Utility tractor
The Cub Lo-Boy is very similar to the standard Cub. The Lo-Boy using shorter front end spindles and rotating the final drive made the Lo-Boy about 8 inches shorter than the standard Cub. Both the standard Cub and the Lo-Boy had the IH "Cultivision" offset engine and steering.

International Harvester Cub Lo-Boy Power

International Harvester Cub Lo-Boy Power Drawbar (claimed):10 hp
7.5 kW
PTO (claimed):11 hp
8.2 kW
Belt (claimed):9.76 hp
7.3 kW
Plows:1 (12 inch)

International Harvester Cub Lo-Boy Engine

International Harvester Cub Lo-Boy Engine International Harvester 1.0L 4-cyl gasoline Fuel tank:7.5 gal
28.4 L
Engine details ...

1955 - 1968

Utility tractor

Engine Detail

Engine Detail
International Harvester C60
gasoline
4-cylinder
liquid-cooled
Displacement:	59.5 ci 1.0 L
Bore/Stroke:	2.625x2.75 inches 67 x 70 mm
Rated RPM:	1800
Firing order:	1-3-4-2
Starter volts:	6 (early)
	12 (late)
Oil capacity:	3 qts 2.8 L
Coolant capacity:	9.75 qts 9.2 L
Sparkplug gap:	0.023 inches 0.584 mm
Intake valve clearance:	0.013 inches 0.330 mm cold
Exhaust valve clearance:	0.013 inches 0.330 mm cold

Mechanical

Mechanical Chassis:4x2 2WD
Final drives:bull gear
Steering:manual
Cab:Open operator station.
Transmission:3-speed sliding gear
Transmission details ...

1955 - 1968

Utility tractor

Transmission

Transmission
Type:	sliding gear
Gears:	3 forward and 1 reverse
Clutch:	dry disc

Speeds

Speeds

Hydraulics

Hydraulics Type:open center
Pressure:1200 psi
82.7 bar
Pump flow:2.8 gpm
10.6 lpm

Tractor hitch

Tractor hitch Type:IH Fast Hitch*Optional

Power Take-off (PTO)

Power Take-off (PTO) Rear PTO:independent
Rear RPM:1600-1800 (counter-clockwise)

Dimensions & Tires

Dimensions & Tires Wheelbase:62 inches
157 cm
Weight:1620 lbs
734 kg
Front tire:4.00-12
Rear tire:8.3-24
Full dimensions and tires ...

1955 - 1968

Utility tractor

International Harvester Cub Lo-Boy Tires

International Harvester Cub Lo-Boy Tires
Ag front:	4.00-12
Ag rear:	8.3-24

Dimensions

Dimensions
Wheelbase:	62 inches 157 cm
Length:	92 inches 233 cm
Width:	48.25 inches 122 cm *Width at minimum tread.
Height (steering wheel):	56.25 inches 142 cm
Weight:	1620 lbs 734 kg
Clearance (front axle):	14 inches 35 cm
Clearance (rear axle):	14 inches 35 cm
Rear axle:	1.56 inch diameter 39 mm
Front tread:	43 to 55 inches 109 to 139 cm
Rear tread:	40 to 56 inches 101 to 142 cm

Cub Lo-Boy Serial Numbers

Cub Lo-Boy Serial Numbers Location:Steering gear housing on right side
photo of Cub Lo-Boy serial number
1955:501
1956:2555
1957:3929
1958:6582
1959:10567
1960:12371
1961:13904
1962:15506
1963:16440
1964:17927
1965:19406
1966:21176
1967:23115
1968:24481
Final:26007

how to read serial numbers...