Quote:
Originally Posted by DWRAT
What do you AZ guys think?
My cars has been using 20-50 oil for at least the last 5 years that I know of.
My pressure is a bit high when cold (65-70) but once warm I get about 40 psi on idle and 60 psi over idle.
I have read a lot about not using 20-50 but maybe those guys are in Mikiec country. |
One of my cars runs about 50 psi and still spins reliably to 6800 if I want to.
It idles at 20 psi.
I run a 5w40.
It used to have more
oil pressure with the thicker
oil I ran 25-30 at idle, 60 at 3000, but it made less power.