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Q: High oil presser on 1995 Ford F-150 Lightning

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
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.
(1) Answer
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