5-10 Grand Master
i like thicker oil in anything that doesn't have hydraulic lifters
Originally Posted by ILoveMPower
I run 15-40 in the 535 and the M5, they like it thick!
Just make sure you give it an xtra few to get up to temp before any romping!
all america wants is cold beer warm cat and a place to take a poop with a door on it
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