5W40 VS 15W40 Diesel Oil at -25C or 13F

Аватар автора
Школа AutoCAD
Viscosity Test Here is a little test I did comparing two diesel motor oils to see the flow of oil on a cold start in winter. 5W40 Synthetic VS regular 15W40. The two were outside overnight at -25C or -13F. These two oils are offered in shops for semi trucks here in Canada.

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