Tractor · 1973Unverified
International Harvester Hydro 100
International Harvester Hydro 100 — 66 Series · 104 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
104 hp
Max power
58.4 kW
Weight
11470 to 12130 pounds
Hover a source tag to verify
Overview
ManufacturerInternational HarvesterReference
Row-Crop tractorReference
Built in Rock Island, Illinois, USAReference
Original price was $21,700 in 1976Reference
Two-wheel driveReference
Differential lockmechanical rearReference
Power steeringReference
Differential hydraulic dry disc brakesReference
Open operator station. Two-post ROPS and cab available.Reference
Engine
International Harvester 7.1L 6-cyl dieselReference
Drawbar (claimed)59.7 kWReference
Drawbar (tested)58.4 kWReference
International Harvester D-436Reference
dieselReference
6-cylinderReference
liquid-cooled inlineReference
Displacement7.1 LReference
Bore/Stroke109 x 127 mmReference
Air cleanerdual stage dryReference
Compression15.8:1Reference
Rated RPM2400Reference
Idle RPM900-2400Reference
Starter volts12Reference
Oil capacity13.2 LReference
Coolant capacity24.6 LReference
Power at rated engine speed77.7 kWReference
Max power58.4 kWReference
Transmission
hydrostaticReference
ManufacturerInternational HarvesterReference
TypehydrostaticReference
Gearsinfinite forward and reverse (2-range)Reference
Oil capacity102.2 LReference
PTO & Hydraulics
PTO (claimed)77.6 kWReference
PTO (tested)77.7 kWReference
Hydraulic system102.2 LReference
Typeopen centerReference
Capacity102.2 LReference
Rear valves2Reference
Pump flow45.4 lpmReference
Rear TypeIIReference
Controllower-link draft sensingReference
Rear PTOindependentReference
Rear PTO Type540/1000 (1.375)Reference
Engine RPM540@2100Reference
Engine RPM1000@2072Reference
Power at rated PTO speed75.5 kWReference
Capacities
Fuel159.0 LReference
Dimensions
Wheelbase266 cmReference
Weight11470 to 12130 poundsReference
Front tire10.00-16Reference
Rear tire18.4-34Reference
Ag front10.00-16Reference
Ag rear18.4-34Reference
Length426 cmReference
Width259 cmReference
Height (cab)289 cmReference
Height (exhaust)274 cmReference
Shipping weight5202 kgReference
Operating weight5502 kgReference
Clearance (drawbar)35 cmReference
Bar rear axle82 mmReference
Front tread152 to 213 cmReference
Rear tread167 to 289 cmReference
Rear tread167 to 325 cmReference
Hydro 100 Serial Numbers
Location:Serial number plate on the left side of the transmission housing.Reference
19737501Reference
19747727Reference
197510915Reference
197612434Reference
FAQ: How to read a serial number table.Reference
Electrical
Charging systemalternatorReference
Charging amps72Reference
Test results
Diesel hydrostatic 2WDMay 7 - 18, 1974Link: Nebraska Tractor Test 1158 fileReference
PTO performanceReference
Fuel use28.8 l/hourReference
Fuel use25.7 l/hourReference
Drawbar performanceReference
Gear 5.5 MPH used for power test.Reference
Max pull4445 kgReference
Gear 2.85 MPH used for pull test.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.