Does anyone have any experience with the below exhaust manifold?

http://www.the-co.com/StoreFront/pr...;osCsid=0be6302d9275361f019203734dc3dae8

I saw it discussed on another site and I was thinking of purchasing it to replace my currently cracked one. Thanks.


1954 6100 Chevy Dump, 292 L6, SM465, 2-speed rear
http://community.webshots.com/user/grampsold54