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1995 Ford F-150 Lightning Question: High oil presser



lightning95, Goshen, OH, March 01, 2009, 23:08

When i first start my 95 lightning the oil gage is on high afterruning for a while it goes to normal. I run royal purple in it.

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  • Answer #1

    March 02, 2009, 12:17

    The oils viscosity is thicker when cold which results in high oil pressure but as it heats up it gets thinner which will reduce the pressure shown on the gauge

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