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Oil pressure guage drops when reving instead of going up

R

russsb

New member
When i rev my engine my oil pr

When i rev my engine my oil pressure drops instead of rising. got an aftermarket guage and checked it...oil pressure is fine...pressure goes up while reving engine. I think i have a wiring problem!
Thanks russ
 
Did you hook guage up with old

Did you hook guage up with old guages wiring?
Did you use original sender?
If so your guage is heading south.
Otherwise check sending unit first then wiring
and go from there.
 
used the old sending unit.....

used the old sending unit.....with the after market guage...i have 25 to 30 at idle and approx. 80 reving engine. could it be a ground issue?
 
Then i should not have a probl

Then i should not have a problem....i used the old sending unit... Its got me frustated.
Thanks for your advise
 
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