International Harvester 3688 VS International Harvester 6788 specs comparison

International Harvester 3688 1981 comparison online with competitors

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 -

International Harvester 6788 1981 comparison online with competitors

International Harvester 6788

General Infos
Make International Harvester
Model 6788
Country United states
Production From 1981  Until 1984
Price -
Tractor type -
Fuel diesel
Service repair manual International Harvester 6788 Manual

Dimensions, sizes and tires
AG front tires 18.4-38
AG rear tires 18.4-38
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 16,920 lbs or 7674 kg
Length 228.3 inches [579 cm]
Width 112 inches [284 cm]
Height 114.1 inches [289 cm]
Wheelbase 110 inches [279 cm]
Ground clearance 28.4 inches [72 cm]
Turning radius 15.94 feet [4.9 m]
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 466 ci or 7.6 L
Cylinders 6 cylinders
Engine power 200 hp or 149.1 kW
Engine RPM 2500 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 89 gal or 336.9 L
Oil capacity 20 qts or 18.9 L
Oil change -
Starter motor -
Starter volts -
Parts And Accessories International Harvester 6788 Parts
Electrical and battery specs
Batteries number -
Batteries voltage -
Battries Amps -
Cold Amps -
Ground force -
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type -
Trans gears 12 forward and 6 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 articulated 4WD
Final drive -
Steering articulated power
Braking system -
Cabin type Cab standard with burgundy finish
Differentiel lock -
Hydraulics specifications
System -
Valves 2 to 4
Pump flow 18 gpm or 68.1 lpm
SVC flow -
Steering flow 12 gpm or 45.4 lpm
Tank capacity 23.6 gal or 89.3 L
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 142 hp or 105.9 kW
Drawbar horsepower 142.05 hp or 105.9 kW
Fuel consumption 10.7 gal/hour or 40.5 l/hour
Pulling power 19069 lbs or 8649 kg
Power take-off (PTO) specs
Claimed power 170 hp or 126.8 kW
Real power 166.39 hp or 124.1 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 9.7 gal/hour or 36.7 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch 3, 2
Rear hitch lift -
Front hitch -
Front hitch lift -

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