International Harvester 1256 Tests


International Harvester 1256 tractor photo
1967 - 1969
Standard-tread tractor
Series map:
856
1256
111.6hp*
125.6hp*
*Estimated engine power for comparison only.
Nebraska Tractor Test 971
1256 fuel use from test 971
Nebraska Tractor Test 971
Diesel Torque Amplifier 2WD
April 15 - 30, 1968
Link: Nebraska Tractor Test 971 file
PTO performance
Power at rated engine speed116.12 hp
86.6 kW
Fuel use7.5 gal/hour
28.4 l/hour
Power at rated PTO speed113.33 hp
84.5 kW
Fuel use6.8 gal/hour
25.7 l/hour
Drawbar performance
Max power102.03 hp
76.1 kW
Fuel use7.6 gal/hour
28.8 l/hour
Gear 1H-TA used for power test.
Max pull11,104 lbs
5036 kg
Gear 3L-TA used for pull test.
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
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Updated on June 2, 2022
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