In 2009, Ford made changes to the casting, rough forging number location and worm tracks of this valve body. Hole sizes were reduced in the VFS1 & VFS2 oil circuits in the separator plate.
The red arrow indicates the location of the rough forging number for '01-'08 units. The green arrow indicates the location of the '09-later units.Rough Forging Numbers:
|Red arrows indicate where the worm tracking has changed
|Yellow circles indicate where changes occurred in the separator plate
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