Quote Originally Posted by rdrumm View Post
One note... when going to the Dealer for service, they use a synthetic "Blend" for all cars.
What do you think? This is what the dealer uses, and Ford must agree?
The GT500 5.4 L motor requires 5W50 synthetic motor oil and that's what your dealer should use as recommended by Ford. I am not aware of a 5W50 synthetic blend motor oil.