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  1. Nutball

    Cylinder clean up question

    I have gotten the impression that Echos are quite silver looking inside while the obvious nikasil cylinders seem to have a slight goldish brown tinge. Not that I'm right, but it would seem so by color. US Chrome uses chrome, so it must be popular enough in engines today.
  2. Nutball

    Cylinder clean up question

    I think it depends on who made the cylinder. Some aftermarket cylinders use thin chrome, Echo looks to me like super thick chrome, farmer tech is super thin nikasil while Hyway is super thick. Then I've seen some nikasil peel while others chip. Bonding strength to the aluminum seems to be a...
  3. Nutball

    Cylinder clean up question

    Just clean the aluminum off, and get back down to the plating. Any lines left over that aren't scoring marks are probably where the plating has been polished by the rings, or piston as it was seizing. I've heard where some people think their engine is scored after the first use, but those are...
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