International Harvester 606

International Harvester 606The International Harvester 606 is a 2WD utility tractor manufactured by International Harvester from 1962 to 1967.

The International Harvester 606 is equipped with one of two engines: a 3.6 L (221.0 cu·in) six-cylinder gasoline/ LP-gas engine or a 3.9 L (236.0 cu·in) six-cylinder diesel engine and a partial power shift transmission with 10 forward and 2 reverse gears.

The tractor could be equipped with the following engines:

  • International Harvester C-221. It is a 3.6 L, 3,621 cm2, (221.0 cu·in) six-cylinder natural aspirated gasoline/LP-gas engine with 90.0 mm (3.54 in) of the cylinder bore and 94.0 mm (3.7 in) of the piston stroke. This engine produced 50.7 PS (37.3 kW; 50.0 HP) at 2,000 rpm of PTO output power.
  • International Harvester D-236. It is a 3.9 L, 3,867 cm2, (236.0 cu·in) six-cylinder natural aspirated diesel engine. The cylinder bore is 94.0 mm (3.7 in) and the piston stroke is 94.0 mm (3.7 in).

The International 606 is equipped with independent mechanical disc brakes, an open operator station and 86.0 liters (22.7 US gal.; 18.9 Imp. gal) fuel tank for gasoline and diesel fuel or 100.7 liters (26.6 US gal, 22.2 Imp. gal) for LP-gas.

Following attachments are available for the IH 606 utility tractor:

  • International Harvester 2001 loader
  • International Harvester 2000 loader

International Harvester 606 Specifications

General Specifications
ModelInternational Harvester 606
Wheel base1,980 mm (78 in)
Weight Gas: 2,365 kg (5,215 lbs)
Diesel: 2,480 kg (5,465 lbs)
Fuel tank capacity86.0 liters (22.7 US gal.; 18.9 Imp. gal)
Cabin typeOpen operator station
Engine modelInternational Harvester C-221
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeGasoline/LP-gas
Displacement3.6 L, 3,621 cm2, (221.0 cu·in)
Bore and stroke90.0 mm X 94.0 mm (3.54 in X 3.7 in)
Horsepower50.7 PS (37.3 kW; 50.0 HP) at 2,000 rpm
Coolant capacity:19.4 L (20.5 US. qt, 17.1 Imp. qt.)
Engine modelInternational Harvester D-236
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement3.9 L, 3,867 cm2, (236.0 cu·in)
Bore and stroke94.0 mm X 94.0 mm (3.7 in X 3.7 in)
Coolant capacity:21.8 L (23 US. qt, 19.2 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD
Steering type
BrakesIndependent mechanical disc
Transmission modelTorque Amplifier
Transmission typePartial power shift
Gears10 forward and 2 reverse
Speed Forward: 27.7 kmh (17.2 mph) Reverse: 3.8 (2.4 mph)
Transmission oil capacity49.2 L (13 US. gal, 10.8 Imp. gal.)
Front tiresAg: 6.00-16
Rear tiresAg: 14.9-28
Three-Point Hitch
Control type
Lift capacity (at ends)
PTO (Power take-off shaft)
Rear PTO typeIndependent
Rear PTO speed540 rpm
Hydraulic system
Hydraulic type
Valves0 to 2
Steering flow 12.0 gpm (45.4 lpm)
17.0 gpm (64.4 lpm)
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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.

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