International Harvester 1256 Tests

International Harvester 1256 tractor photo
1967 - 1969
Standard-tread tractor
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 speed:116.12 hp
86.6 kW
Fuel use:7.5 gal/hour
28.4 l/hour
Power at rated PTO speed:113.33 hp
84.5 kW
Fuel use:6.8 gal/hour
25.7 l/hour
Drawbar performance
Max power:102.03 hp
76.1 kW
Fuel use:7.6 gal/hour
28.8 l/hour
Gear 1H-TA used for power test.
Max pull:11,104 lbs
5036 kg
Gear 3L-TA used for pull test.
Page information
Last update:June 2, 2022
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