That's what I was about to say. Typical idle pressure you see is usually between 5 - 12 psi, and normal driving between 25 - 45 psi. Pushing it harder you'd see a bit more, but 60 psi driving normally is on the verge of out of spec high. Spec @ warm idle = 4.3psi, spec @ warm 3k rpm = 36 - 71...