International Harvester 1256 Engine


International Harvester 1256 tractor photo
1967 - 1969
Standard-tread tractor
Series map:
856
1256
111.6hp*
125.6hp*
*Estimated engine power for comparison only.
Engine Detail
International Harvester DT407
turbocharged diesel
6-cylinder
liquid-cooled
Displacement406.9 ci
6.7 L
Bore/Stroke4.321x4.625 inches
110 x 117 mm
Air cleanerdual dry elements
Compression17:1
Rated RPM2400
Starter volts12
Oil capacity15 qts
14.2 L
Coolant capacity24 qts
22.7 L
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on June 2, 2022
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