international harvester 686

International Harvester 686 tractor photo
1976 - 1980
1976 - 1980
1976 - 1980
1976 - 1980
Production
Manufacturer
International Harvester
Total built
6,000
Original price was $14,700 in 1980
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.
International Harvester 686 Engines
International Harvester 5.1L 6-cyl diesel
International Harvester 4.8L 6-cyl gasoline
Engine details ...
International Harvester 686 Transmission
10-speed two-speed power shift
Transmission details ...
International Harvester 686 Power
Drawbar (tested)
58.01 hp 43.3 kW
PTO (tested)
66.36 hp 49.5 kW
Performance test details ...
Mechanical
Two-wheel drive
Power steering
Disc brakes
Two-post fixed ROPS.
Photos
International 686, right side.
International Harvester 686 photos...
Capacity
Fuel
31 gal 117.3 L
Hydraulic system
16 gal 60.6 L
Hydraulics
Type
open center
Capacity
16 gal 60.6 L
Total flow
12 gpm 45.4 lpm
Tractor hitch
Rear Type
II
Power Take-off (PTO)
Rear PTO
independent
Rear PTO Type
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
Full dimensions and tires ...
686 Serial Numbers
Location:
Clutch housing on right side.
1976
7500
1977
7729
1978
9899
1979
11417
1980
12923
FAQ: How to read a serial number table.
References
686 references literature
1979 Buyer's Guide published by International Harvester
Agricultural Equipment Reference Catalog published in 1980, by International Harvester