Max Compression With Felpro Gaskets??

http://board.moparts.org/ubbthreads/showflat.php?Cat=0&Number=5426184&Main=5424567 "The 8553PT is a .054" composite head gasket , The 8553SP is a .020" copper shim used to decrease compression or take the place of excessivly milled heads or block . It can be used with a composite head gasket. "