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Tractor · 1976Unverified

International Harvester 1486

Name: International Harvester 1486
Brand: International Harvester

International Harvester 1486 — 86 Series · 146 hp. Reference specifications; pending source verification.

The International Harvester 1486 is a tractor with a rated power of 146 hp, placing it at the more powerful end of its class. This model was manufactured from 1976 to 1981 and features a 6-cylinder turbocharged diesel liquid-cooled engine, paired with four-wheel drive and a powershift transmission. The 1486 has an operating weight of 12500 to 13670 pounds. It is suitable for operations ranging from 200 to 800 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

146 hp

Max power

91.9 kW

Weight

12500 to 13670 pounds

Catalogue coverage

Variants represented

Richest spec table

92 rows

Recorded power

146 hp

Transmissions

16-speed two-speed power shift

Production years

1976-1981

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerInternational HarvesterReference

Row-Crop tractorReference

Built in Rock Island, Illinois, USAReference

Total built21,117Reference

Original price was $38,400 in 1981Reference

Two- or four-wheel driveReference

Final drivesbull gearReference

Steeringpower assistReference

Hydraulic disc brakesReference

Cab standard with air-conditioning. Open operator station and four-post ROPS available.Reference

Engine

International Harvester 7.1L 6-cyl dieselReference

Drawbar (claimed)94.0 kWReference

Drawbar (tested)91.9 kWReference

International Harvester DT-436Reference

turbocharged dieselReference

6-cylinderReference

liquid-cooledReference

Displacement7.1 LReference

Bore/Stroke109 x 127 mmReference

Air cleanerdual dry elementReference

Rated RPM2600Reference

Idle RPM700-2860Reference

Coolant capacity25.6 LReference

Oil capacity18.9 LReference

Power at rated engine speed108.7 kWReference

Max power91.9 kWReference

Transmission

16-speed two-speed power shiftReference

TransmissionTorque AmplifierReference

Typetwo-speed power shiftReference

Gears16 forward and 8 reverseReference

Oil capacity102.2 LReference

Oil typeIH Hy-Tran/B-6Reference

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.Reference

PTO & Hydraulics

PTO (claimed)108.9 kWReference

PTO (tested)108.7 kWReference

Hydraulic system85.2 LReference

Typeopen centerReference

Typeclosed centerReference

Capacity85.2 LReference

Valves2Reference

Pump flow45.4 lpmReference

Rear TypeIIIReference

Rear PTOindependentReference

Rear PTO Type540/1000 (1.375)Reference

Engine RPM540@2300Reference

Engine RPM1000@2300Reference

Power at rated PTO speed108.8 kWReference

Capacities

Fuel238.5 LReference

Fuel83.3 LReference

Dimensions

Wheelbase266 cmReference

Wheelbase256 cmReference

Wheelbase251 cmReference

Weight12500 to 13670 poundsReference

Front tire11.00-16Reference

Rear tire18.4-38Reference

Ag front11.00-16 (2WD)Reference

Ag front13.6-24 (4WD)Reference

Ag rear18.4-38Reference

2WD Length426 cmReference

4WD Length424 cmReference

Width259 cmReference

Height (cab)292 cmReference

Ground clearance35 cmReference

Bar rear axle88 mmReference

Shipping5670 kgReference

Operating6200 kgReference

Ballasted7556 kgReference

1486 Serial Number Location

Frame, right side ahead of the rear axle.Reference

1486 Serial Numbers

19768601Reference

19779798Reference

197814851Reference

197918774Reference

198023162Reference

198127426Reference

FAQ: How to read a serial number table.Reference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps42Reference

Charging amps61Reference

Batteries2Reference

Battery CCA470Reference

Battery volts12Reference

Test results

Diesel TA 2WDApril 17 - 27, 1973Link: Nebraska Tractor Test 1125 fileReference

PTO performanceReference

Fuel use36.3 l/hourReference

Fuel use32.6 l/hourReference

Drawbar performanceReference

Fuel use36.0 l/hourReference

Gear 1-Hi-TA used for power test.Reference

Max pull6202 kgReference

Gear 3-Lo-TA used for pull test.Reference

Speeds

18.4-38 rear tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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