Originally Posted by jongies3
Ford was one of the first to use a 20wt oil. And millions of combined trouble free miles have been put on thousands of Ford engines on it since! People way overthink this subject. That engine will never know the difference between the 20 and 30.
Was Ford also the first to go back to 5w-30 in certain applications?
Ford was one of the first to use a 20wt oil. And millions of combined trouble free miles have been put on thousands of Ford engines on it since! People way overthink this subject. That engine will never know the difference between the 20 and 30.
Was Ford also the first to go back to 5w-30 in certain applications?