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best oil and weight
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03-26-2008, 11:56 AM
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russ67chevelle
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Join Date: Jan 2005
Posts: 336
i would consult with your engine builder!!!!!if you built motor yourself,oil pressure would be a good sign of which grade oil.solid roller means no need for zinc or phosphorus.i run castrol 20-50 fossil oil in my roller 572.but i drain it out often.
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