Thread: 427 CBB oil pressure
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Old 01-31-2012, 07:14 PM   #4
Alan Roehrich
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Default Re: 427 CBB oil pressure
Quote:
Originally Posted by 70RS/SS396 View Post
Is it better to run 15w40 ?
I don't know that 15W40 will be any better.

I'd suggest you try 20W50 Racing Valvoline, or Brad Penn, if you want to run mineral base oil.
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