I have a 79 Heritage ed. and it has always had high oil pressure. Is this a problem?

Asked by Sep 24, 2015 at 05:08 PM about the 1979 Ford Thunderbird

Question type: Maintenance & Repair

351 Windsor Bought it with 4k actual and now has 16k.  Obviously sat for
decades.  Have driven it with this reading approaching 90 psi since 2010.  
Does seem to be getting higher.  Have changed the sensor, PCV and filter
with no change.

2 Answers

25,505

this could be anything...is the gauge elect or mech...?

445

Run high detergent, Oil leave 1qt low add 1 qt auto trans oil, this will extra clean engine to releave any obstruction, if electronicics are ok.

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