Patman
Staff member
Is it just being lower than a certain cold cranking spec that allows an oil to qualify for 0w status or are there other factors?
What does a 0w oil have to achieve in terms of it's cold cranking specs? And is it at -30 or -35c with the new SL formula changes?
What does a 0w oil have to achieve in terms of it's cold cranking specs? And is it at -30 or -35c with the new SL formula changes?