Marty spotted this combo.
https://bend.craigslist.org/pts/d/madras-t18-wide-radio-with-dana-20/7166420898.html
“T18 transmission with wide radio/granny low. Includes adapter to Dana 20 transfer case. Bought it for my old Jeep but went a different direction. Never ran it, but it was reportedly rebuilt 30k mi ago. Probably at least needs a flush since it’s been sitting in my shop for 2 years now.
$500”