Not to be a turd, but you may also want to consider using periods and paragraphs in your postings, it was a bit difficult getting through your post...
Now, as for your orginal question(s), I (and likely others) wouldn't suggest a specific driver for the Klipsch enclosure, if that was one of your questions. While it is possible to match a driver to a specific enclosure, it's always easier to build the enclosure based on the driver's specifications and intended use.
As Eclipseonya mentioned, the
DIY Corner will have the best input here on Audioholics for sub building. There's also some great info over at the
Home Theater Shack for DIY builds, also over at the
AVS Forums as well... -TD