Farmall 1256 Tests

Farmall 1256 tractor photo
1967 - 1969
56 Series
Standard-tread tractor
Series map:
*Estimated engine power for comparison only.

Note: the Farmall model 1256 is the same as the International Harvester 1256. The following data is from the 1256 listing.
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
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TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999.
Peter Easterlund - owner/author
Updated on August 30, 2023
©2000-2023 -®. 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.