Google is your friend. http://www.google.com
Before painting an expensive brass engine, I'd try painting some cheap
throw-away brass rail. They might not be the same alloys of brass, but
what works on one is more likely to work on another.
Puckdroppper
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If you're quiet, your teeth never touch your ankles.
To email me directly, send a message to puckdropper (at) fastmail.fm