Christian - > > Anyway - what do all of you gurus think of > oil/gas/other treatments? Not much. If it sounds too good to be true, it is! Are they just for suckers? Yes. > Can they create more problems than they solve? Yes. Anything that claims to "clean up" sludge should tell you where that sludge will go! Will all those "big chunks" really dissolve so small that they won't clog your oil passages? Bob