Main, rod bearing and oil pump

[jimeneztrans84]

Wow 80 psi? That's alot. 30 psi going down the road seems too low. They recommend 35-40 rpm and 15psi idle being the lowest. The lowest I got in 115 degree outside temp going steep grade was 34 psi with 78,000 gvw. Maybe someone might reply on that 30 psi...