International Harvester Hydro 70

International Harvester Hydro 70 tractor photo
1973 - 1976
Row-Crop tractor
Series map:
Hydro 70
ManufacturerInternational Harvester
Row-Crop tractor
Built in Rock Island, Illinois, USA
Original price$14,200
International Harvester Hydro 70 Engines
International Harvester 4.8L 6-cyl gasoline
International Harvester 5.1L 6-cyl diesel
Fuel tank33 gal (gas)
124.9 L
 31 gal (diesel)
117.3 L
Engine details ...
International Harvester Hydro 70 Power
Engine (gross)90 hp
67.1 kW
Drawbar (claimed)54 hp
40.3 kW
PTO (claimed)69 hp
51.5 kW
Drawbar (tested)53.86 hp
40.2 kW
PTO (tested)69.61 hp
51.9 kW
Performance test details ...
Two-wheel drive
Power steering
Differential dry disc brakes
Open operator station.
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Typeopen center
Pump flow12 gpm
45.4 lpm
Tractor hitch
Rear TypeII
Power Take-off (PTO)
Rear PTOindependent
Rear PTO Type540 (1.375)
Dimensions & Tires
Wheelbase103 inches
261 cm
Weight8200 lbs
3719 kg
Front tire7.50-16
Rear tire15.5-38
Full dimensions and tires ...
Hydro 70 Serial Number Location
International Harvester Hydro 70 serial number location
Tractor clutch housing on right side.
Hydro 70 Serial Numbers

FAQ: How to read a serial number table.
Charging systemalternator
Page information
Peter Easterlund - owner of
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Peter Easterlund - owner/author
Updated on February 6, 2024
©2000-2024 -®. Notice: Every attempt is made to ensure the data listed is accurate. However, differences between sources, incomplete listings, errors, and data entry mistakes do occur. Consult official literature from the manufacturer before attempting any service or repair.