What oil to use?

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What oil to use? #819430 10/01/10 09:56 PM 10/01/10 09:56 PM
Joined: Jan 2003 Posts: 353 Chesterfield, MIch C Cuda67 OP super street
Cuda67 OP super street C Joined: Jan 2003 Posts: 353 Chesterfield, MIch	What oil should I be using? I use Valvoline racing oil, but what wt oil. Multie grade or straight wt. Then 10w-30, 10w-40 10w-50? One car is a warmed up 383 and the other is a 472 Hemi with 11.5-1. Thanks Last edited by Cuda67; 10/01/10 09:59 PM.

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