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Re: Marvel mystery oil
I've seen the stuff used before in a Subaru that ran rough. It didn't really seem
to have any effect.
> I recently took my 87 5kcst to a new mechanic who supposedly specializes in
> Audi. He swears by using Marvel Mystery Oil in the crankcase. Has anyone had
> any experience with this stuff, good or bad? Isn't it just a quack additive?
> Any BTDT appreciated.