Are CDH Power performance heads any good?

[BenchDweller]

If anyone has any time to comment about their cast and/or machined heads it is much appreciated.
I'm not necessarily looking for the best, but better.

 

[mountain80]

If anyone has any time to comment about their cast and/or machined heads it is much appreciated.
I'm not necessarily looking for the best, but better.

I just got the square head in this week, I will be posting a full complete review soon.