Goodness gracious me and heavens to betsy! I haven't seen this sort of stuff for.............................................. What it is, is a goo that gums up your top piston rings so they seal a bit better, don't expect it to last. Several different brands brought it out, also 'sposed to stop bearing knock. If your engines starting to use a bit of oil etc, go to a heavier grade, 20w-50 or even 25w-60. That stuff will ruin your engine. (mind you, doesn't sound to healthy anyway)