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1997 to 2003 F-150
4.2L, 4.6L, and 5.4L equipped F-150s.


 
 
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Old Mon, October 5th, 2009, 03:59 AM
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Once the VSS gear is corrected, the shifts will all return to normal, at least based on MPH. However, they may still be a little high RPM-wise since you've now changed your RPM/MPH ratio. This isn't necessarily a bad thing, but might not exactly be what you're looking for... especially if you're looking for fuel economy.

If you can provide old gear/tire combo and new gear/tire combo, I can run it through the calculator and let you know just how much to expect your RPM to change. Of course, you've probably already noticed the difference.
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