Hey Donnie I like these they have a sealing ring pressed into them.
Mr. Gasket 7164 - Mr. Gasket Copperseal Exhaust Gaskets - Overview - SummitRacing.com
The other common problem I have seen there on CCX's is the 1/4" flange plates that curl over where the bolts bend them. It leaves it leaking in between. Check the flange plates for flatness when you get it off.