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Old 05-30-2005, 08:37 PM
Otto Tharp Otto Tharp is offline
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Join Date: Nov 2003
Location: Placentia, Ca.
Posts: 43
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Stick with AC Delco filters. For a 3.25 main, the minimum oil pressure is 10 psi for every 900 rpm for safe use and I believe for a 3.00 main is 10psi for every 1,000 rpm.