The number preceding the "W" is the "winter weight". I'm not sure how they compute it, or what it stands for, but basically, a "5W-XX" can be pumped by your engine at a lower temperature than a ...
Given all the options for motor oil options out there, choosing the right oil for your car might seem like a daunting task. While there is a mountain of information about the various oil choices, the ...
The more resistant oil is to thinning, the higher the second number (10W-40 versus 10W-30, for example) will be, and that's good. Meanwhile, in low temperatures, oil has to be resistant to excessive ...