Hello narkotic and welcome to thecarversite.com. Enjoy your stay.
Personally, I've not listened to anything finer than a BillD modified C-1 and a M500t MKII. There are several folks here fully capable of doing both modifications.
Sk1Bum
Welcome @TwinsTim to CarverSite. There's lots of great info here, lots of like minded Carver Aquisition Enabl ers, and lots of pictures. Pleas post pics of your system(s) at your convenience.
Did I mention pictures?
Welcome!