C camperbob Joined Mar 12, 2015 Messages 95 Location PA Mar 30, 2015 #21 I have personally seen a few commercial Ford engine requiring 5w20, that go into the 300k range. I would definitely not run thicker.
I have personally seen a few commercial Ford engine requiring 5w20, that go into the 300k range. I would definitely not run thicker.
J JR Joined Aug 8, 2004 Messages 1,327 Location Michigan born but my heart belongs in dixie Mar 30, 2015 #22 Brace the "20" and dont look back. been using 0/5w-20's for over a decade under severe service and heavy loads. Heck been using it in all vehicles for over 5years, GM/ford/dodge/geo's -harvey
Brace the "20" and dont look back. been using 0/5w-20's for over a decade under severe service and heavy loads. Heck been using it in all vehicles for over 5years, GM/ford/dodge/geo's -harvey
