I do not post much on here but here is my last UOA on my F-150. Previously done at 85,000 miles. Truck has 110,000 miles. 3210 miles on sample taken Feb. 1 2004 at 109,000 miles. 65% highway miles. 97 Ford F-150 piston slapping 5.4 using Motorcraft 5w30 and Supertech ST-2 filter. Done by Parman...