For a few years now I have been working on a 4bt into Jeep conversion.
This last fall I got enough of it done to where I can drive it and take it off roading.
I did a build thread on another site, here is a link.
http://www.4btswaps.com/forum/showthrea ... highlight=
So far it is working great, the entire vehicle has far exceeded my expectations for performance and reliability.