A friend of mine purchased a 2010 F-350 Harley Davison edition with the 6. 4 liter powerstroke motor (list price of $64K!). He spent a lot of time with the service tech and claims that Ford has communicated that Rotella not be used in their engines!
I find that hard to believe..... had anyone else heard this? Can that motor be that sensitive?... ... .
I find that hard to believe..... had anyone else heard this? Can that motor be that sensitive?... ... .