Yikes! I was just trying to talk my BIL into using some of my GC in his F-250. Maybe I should rescind the offer.quote:
Originally posted by lyle:
I have 49 at the moment, but am seriously considering dumping the lot if my 5.4L continues to feel as sluggish as it does now with 800+ miles on its first GC feeding. Gas mileage is down about 5% across the board. Maybe the Ford mod motors like thinner cSt stuff?