4WD
$50 site donor 2024
I fully understand what the vis numbers mean and I do hydraulics at work. But forget all the engineering for a moment. Pay attention to these oils when you pour them even in moderate weather. 0W is visibly thinner to me - and fluids flow to the path of least resistance - so it is about even distribution at start up.
This whole debate is like saying engine builders and lubricant companies don't know what they are doing. I doubt single grades will be easier to find 10 years from now.
Some HD engines I work with have pre oilers - so I don't worry about it on those ...
This whole debate is like saying engine builders and lubricant companies don't know what they are doing. I doubt single grades will be easier to find 10 years from now.
Some HD engines I work with have pre oilers - so I don't worry about it on those ...