Tractor · 1976Unverified
International Harvester Hydro 86
International Harvester Hydro 86 — 86 Series · 70 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
70 hp
Max power
40.2 kW
Weight
3719 kg
Hover a source tag to verify
Overview
ManufacturerInternational HarvesterReference
Row-Crop tractorReference
Original price was $23,400 in 1980Reference
Two-wheel driveReference
Power steeringReference
Differential dry disc brakesReference
Open operator station.Reference
Engine
International Harvester 5.1L 6-cyl dieselReference
International Harvester 4.8L 6-cyl gasolineReference
Drawbar (claimed)39.8 kWReference
Drawbar (tested)40.2 kWReference
International Harvester D-312Reference
dieselReference
6-cylinderReference
liquid-cooledReference
Displacement5.1 LReference
Bore/Stroke98 x 112 mmReference
Air cleanerdual dry element with unloaderReference
Compression17:1Reference
Rated RPM2400Reference
Starter volts12Reference
International HarvesterReference
gasolineReference
Displacement4.8 LReference
Bore/Stroke95 x 112 mmReference
Air cleanerdual stage dry with dust unloaderReference
Compression7.5:1Reference
International Harvester D-310Reference
The D-310 diesel was used on the Hydro 86, replacing the 312, during production in 1979.Reference
Displacement5.1 LReference
Bore/Stroke98 x 111 mmReference
Air cleanerdryReference
Compression15.1:1Reference
Power at rated engine speed51.9 kWReference
Max power40.2 kWReference
Power at rated engine speed51.8 kWReference
Max power39.6 kWReference
Power at rated engine speed52.9 kWReference
Max power39.1 kWReference
Transmission
hydrostaticReference
TypehydrostaticReference
Gearsvariable forward and reverse (2-range)Reference
PTO & Hydraulics
PTO (claimed)51.8 kWReference
PTO (tested)52.9 kWReference
Typeopen centerReference
Valves1Reference
Pump flow45.4 lpmReference
Rear TypeIIReference
Rear PTOindependentReference
Rear PTO Type540 (1.375)Reference
Power at rated PTO speed47.8 kWReference
Power at rated PTO speed48.8 kWReference
Power at rated PTO speed49.7 kWReference
Dimensions
Weight3719 kgReference
Front tire7.50-16Reference
Rear tire15.5-38Reference
Ag front7.50-16Reference
Ag rear15.5-38Reference
Operating weight3719 kgReference
Ballasted weight4731 kgReference
Hydro 86 Serial Number Location
Serial number plate on the left side of the tractor's clutch housing.Reference
Test results
NTTL 1154: gasoline hydrostatic 2WDReference
NTTL 1155: 312 diesel hydrostatic 2WDReference
NTTL 1337: 310 diesel hydrostatic 2WDReference
Gasoline hydrostatic 2WDNovember 14 - December 3, 1973Link: Nebraska Tractor Test 1154 fileReference
PTO performanceReference
Fuel use26.1 l/hourReference
Fuel use22.0 l/hourReference
Drawbar performanceReference
Fuel use29.1 l/hourReference
Max pull3822 kgReference
312 diesel hydrostatic 2WDNovember 14 - December 3, 1973Link: Nebraska Tractor Test 1155 fileReference
Fuel use21.2 l/hourReference
Fuel use20.1 l/hourReference
Max pull3769 kgReference
310 diesel hydrostatic 2WDMarch 27 - September 17, 1980Link: Nebraska Tractor Test 1337 fileReference
Fuel use17.8 l/hourReference
Pull at 6.5 KPHReference
Max pull3998 kgReference
Pull at 3.3 KPHReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.