not much. it would change the viscosity of the oil. the diesel oil is much thicker than regular engine oil.
A lot
60%
12 quarts
how much engine oil do you put in a Renault kangoo 1.9 diesel
oil that is not refined as much as gas
200
13 quarts of 5w40 synthetic diesel engine oil.
12 quarts
11 qts
fifteen qts
About 9.21 gallons of diesel is refined from each 42-gallon barrel of crude oil.