Basically, they are offshore heads with USA assembly, sounds like. You can( and I did) throw great parts at W5 heads, but they were cast like feces. Ended up as sprinklers.

That said, no matter who cooks the steak, if the meat isn't any good, it's gonna taste like poo. That seems to be the question here, and at least regards the small block Mopar heads.... It appears to remain unanswered until somebody flogs them for a good spell if they will hold up.

Back to your regularly scheduled programming............