Forum Discussion

F5Pro's avatar
F5Pro
Explorer
Feb 28, 2020

Motorcraft 10W30, 5W40, Rotella or Mobil 1 for 6.7

Just curious about what oil to put into my Powerstroke. Book calls for 5W40 (full synthetic) for towing 1000 miles. Local Ford dealer uses 10W30 as standard oil change oil. There are other diesel oi...
Tow Vehicles
pitch's avatar
pitch
Explorer II
Feb 28, 2020
As long as the spec listed in your owners manual matches the list on the oil container you are good with any of them.
I really question a Ford dealer that ignores the factory requirement for a particular weight.
They are documenting their error on your receipt aren't they?

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