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Old 06-23-2011, 09:03 PM
tnewland tnewland is offline
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Join Date: Jul 2004
Cobra Make, Engine: CSX 7030 HP 289
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I believe the rule of thumb for oil presure is 10 psi for every 1000 RPM at operating tempeature. As previously stated the engine builder recommended a high grade 20/50 conventional motor oil.
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