For cheesecloth rust sections... POR-15 and fiberglass mat, 3 layers. You'll be able to beat on it with a hammer if you want.

Lee


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1965 Chevy C-10 Gallery page
My Chevy truck pages more info and pictures!
1961 Studebaker Hawk
1962 Shasta 16' AirFlyte Travel Trailer
1941 Case Model S tractor