Just to be clear, our car had silver paint over silver. Unknown type. It's obvious to me that some silvers do take on a green tint over time, for whatever reason. Did these rims have a green tint when new? I don't know.
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Chevelleless after 46 years......but we did find a low mileage, six speed, silver 2005 Corvette. It will just have to do for now.