I have not asked my powdercoater this question yet, but seems like this method would ensure a stronger bond than the "Ivory soap method".
David
>From: Kevin Collins
>To: Scirocco List
>Subject: polished intake prep
>Date: Sun, 04 Mar 2001 16:25:08 -0800
>
>Finally my car goes in on Tuesday for its new P&P head, Schrick 260/276 cams,
>and polished 50mm intake. I just finished running 4 cans of brake cleaner
>through the upper and lower intakes to get any/all remnants of the polishing
>compound and other crap outta there. I then attempted to spray the polished
> valve cover with clear high-temp engine
>enamel. I laid on a thin first coat, and the crap started to dry gray in
>some areas. Shit! I have since knocked it all off with brake cleaner and
>once again have a shiny (but unprotected) cover. I haven't done anything
>to the outside of the upper intake yet.
>
>What did I do wrong, or what should I use - if anything? The intake I'm not
>so worried about, as it's easy to get at should it need a good shining up
>from time to time, but the valve cover will be buried and needs some kind
>of protection..
>
>--
>Kevin Collins
>Huntington Beach, CA
>'86.5 16V 2.0
>'00 Passat GLS 1.8T
>
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