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Oil pressure problem

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Old Jun 13, 2021 | 01:50 PM
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dgriffith
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Default Oil pressure problem

On my 06 Ultra, 10K on new engine with S&S 107 with camplate and 543 fueling cams.and 3 stage pump. Normally 99% of the time it constantly runs 32 psi hot and cold, but here lately, running a constant 2200/2400 rpm at About 64 mph for 5 miles, the oil pressure will start dropping back to 20 psi, I can back off or accelerate and it will go back to 32, what is going on???
 
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Old Jun 13, 2021 | 06:46 PM
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I'd manually check the oil pressure to verify it matches your gauge. If it doesn't, I'd first replace the sending unit and go from there looking at wiring and then the actual gauge.

If it does match the reading on the gauge then I suspect the pressure relief valve is in the camplate is sticking.

Paul
 
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