International Harvester 666 VS CaseIH STX450QT Quadtrac specs comparison

International Harvester 666

General Infos

Make	International Harvester
Model	666
Country	United states
Production	From 1972  Until 1976
Price	11,875  USD
Tractor type	-
Fuel	diesel
Service repair manual	International Harvester 666 Manual

Dimensions, sizes and tires

AG front tires	7.50-16
AG rear tires	15.5-38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	7053 lbs or 3199 kg
Length	-
Width	-
Height	-
Wheelbase	103 inches [261 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	291 ci or 4.8 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2000 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	-
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	International Harvester 666 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	Torque-Amplifier
Trans type	partial power shift
Trans gears	10 forward and 2 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	dry disc
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	53.10 hp or 39.6 kW
Fuel consumption	5.6 gal/hour or 21.2 l/hour
Pulling power	8,310 lbs or 3769 kg

Power take-off (PTO) specs

Claimed power	-
Real power	65.41 hp or 48.8 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	5.3 gal/hour or 20.1 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

CaseIH STX450QT Quadtrac

General Infos

Make	CaseIH
Model	STX450QT Quadtrac
Country	United states
Production	From 2002  Until 2005
Price	-
Tractor type	Articulated Crawler tractor
Fuel	diesel
Service repair manual	CaseIH STX450QT Quadtrac Manual

Dimensions, sizes and tires

AG front tires	30 or 36 in tracks
AG rear tires	30 or 36 in tracks
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	51335 lbs or 23285 kg
Length	-
Width	44 inches [111 cm]
Height	-
Wheelbase	154 inches [391 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	912 ci or 14.9 L
Cylinders	6 cylinders
Engine power	450 hp or 335.6 kW
Engine RPM	2000 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	300 gal or 1135.5 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	CaseIH STX450QT Quadtrac Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	full power shift
Trans gears	16 forward and 2 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	articulated crawler
Final drive	inboard planetary
Steering	hydrostatic power
Braking system	integrated hydraulic wet disc
Cabin type	Surveyor Cab standard
Differentiel lock	-

Hydraulics specifications

System	pressure flow compensated
Valves	-
Pump flow	40 gpm or 151.4 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	345.68 hp or 257.8 kW
Fuel consumption	22.1 gal/hour or 83.6 l/hour
Pulling power	-

Power take-off (PTO) specs

Claimed power	395 hp or 294.6 kW
Real power	399.14 hp or 297.6 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	22.0 gal/hour or 83.3 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	IVN/III
Rear hitch lift	19500 lbs or 8845 kg
Front hitch	-
Front hitch lift	-

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