Quote:
Originally Posted by Gregski
I was told that metal will still rust even after you treat it with Muriatic acid, but not if you treat it with Phosphoric, um what ever, I did treat them with Prep & Ready (made by POR15) which is Phosphoric based, and they still flash rusted on me
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I've heard of people coating headers in never seize and letting it cook on and it permanently seals them off and they never rust again.