International Harvester 686 Specifications - International Harvester 686 Specs

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The International Harvester 686 is nearly identical to the IH 666, it was simply renamed when the 86 series arrived in 1976. One major change did occur in 1979, when the 310 diesel replaced the 312.
Production
Manufacturer: International Harvester
Total built: 6,000
Original price (USD), $14,700 (1980 ),
Capacity
Fuel: 31 gal [117.3 L]
Hydraulic system: 16 gal [60.6 L]
3-Point Hitch
Rear Type: II
Power Take-off (PTO)
Rear PTO: independent
Rear RPM: 540 (1.375)
Dimensions & Tires
Wheelbase: 103 inches [261 cm]
Weight: 7770 lbs [3524 kg]
Front tire: 7.50-16
Rear tire: 15.5-38
686 Serial Numbers
Location: Clutch housing on right side.
International Harvester 686 Power
Drawbar (tested): 58.01 hp [43.3 kW]
PTO (tested): 66.36 hp [49.5 kW]
Mechanical
Chassis: 4x2 2WD
Steering: power
Brakes: disc
Cab: Two-post fixed ROPS.
Hydraulics
Type: open center
Capacity: 16 gal [60.6 L]
Total flow: 12 gpm [45.4 lpm]
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Bore/Stroke: 3.875x4.375 inches [98 x 111 mm]
Rated RPM: 2000
Starter volts: 12
Engine Detail
German (Nuess) built diesel that replaced the 312 diesel in 1979., International Harvester D310, diesel, 6-cylinder, liquid-cooled, 310 ci [5.1 L]
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Speeds: With 15.5-38 rear tires.
Transmission
Transmission: Torque Amplifier
Type: two-speed power shift
Gears: 10 forward and 2 reverse
Oil capacity: 64 qts [60.6 L]
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Previous model: International Harvester 666
Dimensions
Diesel Weight (shipping): 7770 lbs [3524 kg]
Weight (ballasted): 10340 lbs [4690 kg]
Wheelbase: 103 inches [261 cm]
Length: 162 inches [411 cm] *Overall length with 3-point hitch
Width: 89.4 inches [227 cm] *Minimum width
Height (exhaust): 105 inches [266 cm]
Front tread: 58 to 82 inches [147 to 208 cm]
Rear tread: 56 to 96 inches [142 to 243 cm]
International Harvester 686 Tires
Ag front: 7.50-16
Ag rear: 15.5-38