Farmall 1456 Engine

Farmall 1456 tractor photo
1969 - 1971
56 Series
Standard-tread tractor
Series map:
*Estimated engine power for comparison only.

Note: the Farmall model 1456 is the same as the International Harvester 1456. The following data is from the 1456 listing.
Engine Detail
International Harvester DT407
turbocharged diesel
Displacement406.9 ci
6.7 L
Bore/Stroke4.321x4.625 inches
110 x 117 mm
Air cleanerdual dry elements
Rated RPM2400
Starter volts12
Oil capacity13 qts
12.3 L
Coolant capacity24 qts
22.7 L
Page information
Peter Easterlund - owner of
Copyright 2023®
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.