• Vehicle type: unspecified
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1955–1968
  • 25,507 built

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

We looked and the record does not say what this machine is. How we decide what a machine is

International Harvester CUB LO-BOY specs: hp, weight, years

INTERNATIONAL HARVESTER C-60 four-cylinder petrol. The manufacturer claimed 13.3 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

13.3 hp

9.9 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “IHC Cub Lo-Boy”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

Weight
1,618 lb
Hyd. flow
2.8 gpm
Top speed
7.5 mph

International Harvester CUB LO-BOY specs: key facts

  • The International Harvester CUB LO-BOY was built from 1955 to 1968.

  • The International Harvester CUB LO-BOY has a claimed engine power (gross or net not stated) of 9.9 kW (13.3 hp); it has no measured PTO figure.

  • The International Harvester CUB LO-BOY is two-wheel drive (2WD).

  • The International Harvester CUB LO-BOY has a INTERNATIONAL HARVESTER C-60 engine, a 4-cylinder 0.98 L petrol unit.Source 2

  • The International Harvester CUB LO-BOY weighs 734 kg (1,618 lb) unladen.

  • The International Harvester CUB LO-BOY has a rear PTO running at 1800 rpm.

  • The hydraulic pump of the International Harvester CUB LO-BOY delivers 10.6 L/min (2.8 gpm).

Source · Traktorenlexikon, “IHC Cub Lo-Boy”

How does the CUB LO-BOY compare with its class?

We will not rate this machine against its class. Only 18 published tractors sit within 10% of its 9.9 kW — too few to say what is normal.

Derived by WhichTractor. How we work this out

Illustration of the 1955–1968 International Harvester CUB LO-BOY, a 13 hp farm tractor, a drawing generated from its specification record
Illustration — not a photograph

How much horsepower does a CUB LO-BOY have?

The only figure for the CUB LO-BOY is 13.3 hp (9.9 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
13.3 hp

Source · Traktorenlexikon, “IHC Cub Lo-Boy”

What engine is in a CUB LO-BOY?

A CUB LO-BOY has an INTERNATIONAL HARVESTER C-60, a 4-cylinder 0.98 L petrol engine.

Engine — CUB LO-BOY engine specifications
Make & modelINTERNATIONAL HARVESTER C-60
Cylinders4, liquid-cooledSource 1
Displacement59.6 ci · 0.98 L

Source · Traktorenlexikon, “McCormick Farmall Cub”

How much will a CUB LO-BOY lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the CUB LO-BOY are below.

Hydraulics & PTO — CUB LO-BOY hydraulics and PTO specifications
Pump flow2.8 gpm · 10.6 L/min
Rear PTO1800 rpm

Source · Traktorenlexikon, “IHC Cub Lo-Boy”

What transmission does a CUB LO-BOY have?

Transmission specifications for the CUB LO-BOY are below.

Transmission — CUB LO-BOY transmission specifications
ClutchPedal operated dry ROCKFORD single plate clutch
SteeringMechanical worm steering with center steering
Top speed7.5 mph · 12 km/h

Source · Traktorenlexikon, “IHC Cub Lo-Boy”

How much does a CUB LO-BOY weigh?

A CUB LO-BOY weighs 1,618 lb (734 kg) unladen.

Weights & dimensions — CUB LO-BOY weights and dimensions
Unladen weight1,618 lb · 734 kg
Wheelbase61.9 in · 1,572 mm
Length92.0 in · 2,337 mm
Width48.3–64.3 in · 1,226–1,632 mm
Height56.3 in · 1,429 mm
Ground clearance14.0 in · 356 mm
Front track43.0–55.0 in · 1,092–1,397 mm
Rear track40.0–56.0 in · 1,016–1,422 mm
Turning radius, braked8.0 ft · 2.44 m

Source · Traktorenlexikon, “IHC Cub Lo-Boy”

What oil does a CUB LO-BOY take, and how much?

A CUB LO-BOY engine takes 3.0 qt (2.8 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

CUB LO-BOY fluid capacities, grades and service intervals
SystemCapacity
Engine oil3.0 qt · 2.8 LSource: Traktorenlexikon, “IHC Cub Lo-Boy” · single source, not independently verified
Transmission3.5 qt · 3.3 LSource: Traktorenlexikon, “IHC Cub Lo-Boy” · single source, not independently verified
Hydraulic1.8 qt · 1.7 LSource: Traktorenlexikon, “IHC Cub Lo-Boy” · single source, not independently verified
Cooling system11.6 qt · 11.0 LSource: Traktorenlexikon, “IHC Cub Lo-Boy” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a CUB LO-BOY?

Within 10% of its 13.3 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the International Harvester CUB LO-BOY

Is a CUB LO-BOY two-wheel drive or four-wheel drive?

The International Harvester CUB LO-BOY is two-wheel drive (2WD).

What PTO does a CUB LO-BOY have?

A CUB LO-BOY has a 1800 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “McCormick Farmall Cub”; and Traktorenlexikon, “IHC Cub Lo-Boy”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: IHC Cub Lo-Boy — CC BY-SA 4.0, WIKIBOOKS-TL-118584 · revision 1030454. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: McCormick Farmall Cub — CC BY-SA 4.0, WIKIBOOKS-TL-117791 · revision 1078388. Wikibooks contributors (Traktorenlexikon). Original document