Production

Who manufactured the tractor and how many were built?

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• Manufacturer: International Harvester
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• Total built: 272
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• Original price: $61,400 (1984)
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Horsepower

What is the horsepower of the International Harvester 6388?

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• Engine: 157 hp (117.1 kW)
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• Drawbar (claimed): 114 hp (85.0 kW)
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• PTO (claimed): 130 hp (96.9 kW)
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• Drawbar (tested): 111.75 hp (83.3 kW)
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• PTO (tested): 130.61 hp (97.4 kW)
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Engine

What type of engine does the tractor have?

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• Engine: International Harvester 7.1L 6-cyl diesel
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Mechanical

What are the mechanical features of the tractor?

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• Chassis: 4x4 articulated 4WD
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• Steering: articulated hydrostatic power
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• Cab: Cab standard with burgundy finish, heat, and A/C. Optional western finish interior.
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• Transmission: 16-speed two-range power shift
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Capacity

What is the fuel and hydraulic system capacity?

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• Fuel (standard): 89 gal (336.9 L)
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• Fuel (optional): 139 gal (526.1 L)
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• Hydraulic system: 23.6 gal (89.3 L)
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Hydraulics

What are the features of the hydraulic system?

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• Type: closed center
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• Capacity: 23.6 gal (89.3 L)
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• Valves: 2 to 4
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• Pump flow: 18 gpm (68.1 lpm)
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• Steering flow: 12 gpm (45.4 lpm)
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Tractor Hitch

What is the rear type of the tractor hitch?

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• Rear Type: III/II
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Power Take-off (PTO)

What are the features of the PTO?

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• Rear PTO: independent
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• Rear RPM: 540/1000
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Dimensions & Tires

What are the dimensions and tire specifications?

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• Wheelbase: 110 inches (279 cm)
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• Weight: 15960 lbs (7239 kg)
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• Front tire: 16.9-38
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• Rear tire: 16.9-38
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