Engines fitted to the International Harvester 1586
International Harvester 7.1L 6-cyl dieselDiesel · 6 cyl
436 ci
Engine details
International Harvester 7.1L 6-cyl diesel
Bore × stroke
4.3 in × 5 in
Rated speed
2,500 rpm
Aspiration
turbocharged diesel
Cooling
liquid-cooled
Transmissions
Transmissions for the International Harvester 1586
Torque Amplifiertwo-speed power shift
12F / 6R
Transmission notes
Torque Amplifier: The transmission features three ranges (low, high, and reverse) with three gears (1-3) in each range. The Torque Amplifier (TA) provides an additional high/low selection for each speed. The range and gear can be shifted only when the tractor is stopped. The TA can be shifted while the tractor is in motion.
Weight
Weight specifications
Weight
15,120 lb operating
Shipping
13,600 lb
Ballasted
17,600 lb
Dimensions
Dimensions specifications
Wheelbase
105 in
Length
169 in
Width
112 in
Ground clearance
14 in
Capacities
Capacities specifications
Fuel tank
63 gal
Hydraulic system
27 gal
Hydraulics
Hydraulics specifications
System
open center
Pump flow
12 gpm
Remote valves
2
Hitch
Hitch specifications
Rear hitch category
III
Rear lift capacity
no record
PTO
PTO specifications
Rear PTO
independent
Rear PTO speeds
1000 (1.75)
Engine rpm at PTO speed
1000@2100
Chassis
Chassis specifications
Drive
2WD/4WD
Steering
power assist
Brakes
Hydraulic disc brakes
Final drives
planetary
Cab
Cab standard with air-conditioning. Open operator station and four-post ROPS available
Tires
Tires specifications
Front
11.00-16
Rear
20.8-38
Electrical
Electrical specifications
System voltage
12 V
Batteries
2
Cold cranking
470 CCA
Charging
alternator
Charging output
42 A
Ground
negative
Production
Production specifications
Total built
13,636
Price new
$43,300 (1981)
Factories
Rock Island, Illinois, USA
Built by
International Harvester
Serial numbers
Frame, right side ahead of the rear axle.
First serial number by year
Year
First serial
1976
8601
1977
10652
1978
14506
1979
16347
1980
18451
1981
21501
Literature
1978 Buyer's Guide International Harvester
1979 Buyer's Guide International Harvester
Buyer's Guide 1981 International Harvester
Series 86 Tractors International Harvester, 1976
86 Series Tractors - The pro-ag line International Harvester, 1976