Oh man, how embarrasing. (Uncle Tony/Nick's Garage)

krazykuda said

If the pressure relief valve in the oil pump sticks, there will be no oil pressure or oil flow in the engine... Been there, done that...

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No, it will be a lower psi, could be 5 , 10 or 0 ....who knows. When it happened to me, it was 20psi .... going down the freeway at 3100 rpm....with 20 psi.
There is always more to learn, life ain't all figured out yet, Karl.