Quote:
Originally Posted by PappSchlumpf
Here in Luxembourg it was Castrol BMW LL01 0W30
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Just had my 1st service today. Dealer insisted that correct spec is 10W-60, & that's what they filled into my engine (Castrol TWS Motorsport SAE 10W-60), no matter what I said.
Not sure what i should do now ? What harm will it do to the engine if keeping it running with 10W-60?
