Originally Posted by dvw
Just use the old style steel shim gaskets you'll be good to go. From Summit. .020" thick

MR. GASKET
MR. GASKET STEEL SHIM HEAD GASKET
Fits 1959-1978 Chrysler 361-440 B/RB Big Block. 4.400 Inch Bore, .020 Inch Compressed Thickness

Part #
1135G
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$28.41

Doug

I agree.
Just for overkill I would put Permatex Copper coat head gasket sealant on it. And never look back (at that low CR).