Originally Posted by future370zzz

You're scaring me man. The service manual says idle oil pressure minimum is 98 kpa or about 14 psi and at 2000 rpm it's min. 42 psi at 176F.

Maybe you have your guage at a different spot but I hooked a pressure guage tester to the stock low oil pressure sensor that's tapped to the pan near the oil temp sensor.

The gallery gasket issue is in the back of my mind though. I hope it's not this dreaded issue.