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      06-06-2012, 10:33 AM   #11
Advevo
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Drives: M2 Competition, E30 M3 DTM
Join Date: Apr 2006
Location: Country where the taxes are too high!!

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I have one 1M with original castrol 5w30. And a 1M with castrol 0w40.

0w40 temps are little lower on hard use. But the car eats a little oil. The 1M with 5W30 takes no oil at all.

Why is that?

Both cars bought new.
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