International Harvester 523

Production: 1965 - 1972  

Production
Manufacturer:	International Harvester
Type:	Utility tractor
Factory:	Neuss, Germany

International Harvester 523 Power
Engine:	52 hp 38.8 kW

Mechanical
Chassis:	4x2 2WD
4x4 MFWD 4WD
Differential lock:	mechanical rear
Steering:	manual
Brakes:	disc
Cab:	Open operator station.
Transmissions:	8-speed
12-speed partial power shift

Capacity
Fuel:	18.5 gal 70.0 L
Hydraulic system:	4.3 gal 16.3 L

Hydraulics
Capacity:	4.3 gal 16.3 L
Pump flow:	7.5 gpm 28.4 lpm

Tractor hitch
Rear Type:	II/I
Rear lift:	3748 lbs 1700 kg

Power Take-off (PTO)
Rear PTO:	independent
Rear RPM:	540
540/1000

Electrical
Charging system:	generator
Charging amps:	10.8
Battery AH:	135

Engine Detail
International Harvester D-179
diesel
3-cylinder
liquid-cooled
Displacement:	179 ci 2.9 L
Bore/Stroke:	3.875x5.0625 inches 98 x 129 mm
Power:	52 hp 38.8 kW
Fuel system:	direct injection
Air cleaner:	oil bath
Rated RPM:	2100
Starter:	electric
Starter volts:	12
Starter power:	4 hp 3.0 kW
Oil capacity:	6.8 qts 6.4 L
Coolant capacity:	16.3 qts 15.4 L

Dimensions
Wheelbase:	78.74 inches 199 cm
Length:	119.8 inches 304 cm
Width:	63.8 inches 162 cm
Height (steering wheel):	59.8 inches 151 cm
Height (exhaust):	86.2 inches 218 cm
2WD Weight:	5380 lbs 2440 kg
4WD Weight:	6295 lbs 2855 kg
Clearance (front axle):	15 inches 38 cm
Clearance (drawbar):	12 inches 30 cm