Quote:
Originally Posted by dcdoug
When all else fails, read the directions. 
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I think there are different flavors of Right Stuff, but the Grey version is pretty heavy duty and good for valve covers. It even has a picture of a valve cover in the data sheet.
http://www.permatex.com/documents/td...tive/34310.pdf ...and, it indeed calls for Permatex Gasket Remover. I should have mentioned that it doesn't like plastic or paint either.
