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
2,400 rpm
Cooling
liquid-cooled
Transmissions
Transmissions for the International Harvester 986
Torque Amplifiertwo-speed power shift
16F / 8R
Transmission notes
Torque Amplifier: The transmission features three ranges (low, high, and reverse) with four gears (1-4) 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
13,030 lb operating
Shipping
10,500 lb
Dimensions
Dimensions specifications
Wheelbase
105 in
Length
167 in
Width
102 in
Ground clearance
13 in
Capacities
Capacities specifications
Fuel tank
50 gal
Hydraulic system
22.5 gal
Hydraulics
Hydraulics specifications
System
open center
Pump flow
no record
Remote valves
2
Hitch
Hitch specifications
Rear hitch category
II
Rear lift capacity
no record
Rear lift at 24 in (610 mm)
5,760 lb
PTO
PTO specifications
Rear PTO
independent
Rear PTO speeds
540/1000 (1.375)
Engine rpm at PTO speed
540@2100
Chassis
Chassis specifications
Drive
2WD/4WD
Steering
power assist
Brakes
Hydraulic disc brakes
Final drives
bull gear
Cab
Cab standard with air-conditioning. Open operator station and four-post ROPS available
Tires
Tires specifications
Front
10.00-16
Rear
18.4-38
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
20,554
Factories
Rock Island, Illinois, USA
Built by
International Harvester
Variants
986 Hi-Clear high clearance
Serial numbers
Rear frame, right side in front of rear axle.
First serial number by year
Year
First serial
1976
8601
1977
11145
1978
15624
1979
19288
1980
22696
1981
25220
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