10 gal
44 quarts is the norm for the M11.
One
Any 15W40 diesel-rated oil is fine.
You may be thinking of a M11 Cummins
280-390
it is around 23.7 quarts of oil. using diesel oil only. 15-40 cummins or rotella oil, check it after running engine.
12 quarts
11 gal
12 quarts
12 quarts 15w40
~11 gallons, including the filter.
Isx is 45 qts with a new filter