opinions wanted for iron ram headed 408

Hi Guys,

Another head question. I've got the chance to buy some nice priced hughes iron ram heads.
Will these work on a mild 408?
http://www.hughesengines.com/Index/...aW5kZXIgSGVhZHM=&level2=SXJvbg==&partid=25426

Thanks,

Antoon