Cleaners pull of the chromate just as your looks, but hey, they don't wear out quickly. $50 bucks was a steal. Whether itz new or slightly used.

He doesn't have a good track record with N* TB'*. Not alot there to bore to begin with. He tried to have me send him mine while we were still on speaking terms, but I had a nice conversation several years ago from rebore outfit in Cali. They said what little can be taken safely off isn't worth the bother. But it in itself is a great improvement, So Go with the Flow!

Hey, nice one! Anyway, I am just interested in taking out that sharp ridge. It looks like the TB is actually several ducts, with two being at the top for the IAC and the vacuum tube post. Then there'* a smaller hole where the throttle plate is, and it'* machined to be really smooth. I just want to get that cleaned up so it sort of "spills" into the large lip rather than just sticking straight up in there.