International Harvester 3688 VS Allis Chalmers D12 specs comparison

International Harvester 3688

General Infos

Make	International Harvester
Model	3688
Country	United states
Production	From 1981  Until 1985
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	International Harvester 3688 Manual

Dimensions, sizes and tires

AG front tires	11L-15
AG rear tires	18.4-34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	11300 lbs or 5125 kg
Length	184 inches [467 cm]
Width	102 inches [259 cm]
Height	112 inches [284 cm]
Wheelbase	105 inches [266 cm]
Ground clearance	13 inches [33 cm]
Turning radius	13.5 feet [4.1 m]
Rear tread size	66 to 128.5 inches
Front tread size	60 to 84 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	436 ci or 7.1 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2400 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	50 gal or 189.3 L
Oil capacity	14 qts or 13.2 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	International Harvester 3688 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	partial power shift
Trans gears	16 forward and 8 reverse
Clutch system	cerametallic disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	hydraulic wet disc
Cabin type	Cab standard with heat and A/C
Differentiel lock	-

Hydraulics specifications

System	closed center
Valves	2 to 4
Pump flow	18 gpm or 68.1 lpm
SVC flow	-
Steering flow	12 gpm or 45.4 lpm
Tank capacity	22.5 gal or 85.2 L
Hydraulic pressure	-
Max flow	27 gpm or 102.2 lpm

Drawbar specifications

Drawbar type	-
Claimed power	100.2 hp or 74.7 kW
Drawbar horsepower	99.21 hp or 74.0 kW
Fuel consumption	7.5 gal/hour or 28.4 l/hour
Pulling power	12250 lbs or 5556 kg

Power take-off (PTO) specs

Claimed power	113 hp or 84.3 kW
Real power	112.48 hp or 83.9 kW
Engine @RPM	540@2100 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	7.1 gal/hour or 26.9 l/hour

3 point hitch specifiations

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

Allis Chalmers D12

General Infos

Make	Allis Chalmers
Model	D12
Country	United states
Production	From 1959  Until 1968
Price	3,522  USD
Tractor type	Row Crop tractor
Fuel	gasoline
Service repair manual	Allis Chalmers D12 Manual

Dimensions, sizes and tires

AG front tires	5.00x15
AG rear tires	10x24
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	2,800 lbs or 1270 kg
Length	121 inches [307 cm]
Width	-
Height	-
Wheelbase	78.75 inches [200 cm]
Ground clearance	-
Turning radius	-
Rear tread size	52 to 79.25 inches
Front tread size	49.3 to 80 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	149 ci or 2.4 L
Cylinders	4 cylinders
Engine power	31 hp or 23.1 kW
Engine RPM	1650 (rpm)
Torque	-
Torque RPM	-
Fuel type	gasoline
Fuel injection	-
Fuel tank size	12.5 gal or 47.3 L
Oil capacity	4 qts or 3.8 L
Oil change	-
Starter motor	-
Starter volts	6 V
Parts And Accessories	Allis Chalmers D12 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	sliding gear
Trans gears	4 forward and 1 reverse
Clutch system	-

Cabine and mechanical specs

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

Hydraulics specifications

System	live
Valves	1 or 2
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	25.75 hp or 19.2 kW
Drawbar horsepower	29.43 hp or 21.9 kW
Fuel consumption	2.8 gal/hour or 10.6 l/hour
Pulling power	4,241 lbs or 1923 kg

Power take-off (PTO) specs

Claimed power	30 hp or 22.4 kW
Real power	33.32 hp or 24.8 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	-
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	2.7 gal/hour or 10.2 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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