Quote:
Originally Posted by Advevo
So it s better to use the castrol edge 0w40 LL04 in a 1M then the 5W30?
For track use the 0W40 wil be better i quess?
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I would not get too caught up in the oil viscosities. Really, with any sythetic its a moot point - I think. Just make sure the oil is of the correct LL-1 rating for USA fuels.