working on a 1850 FWA &amp; we could use a new front half of the transfer case housing. Any leads or can anyone tell us is that T- case OLIVER or is it borrowed from an other company??? Like the clark front end. Also can anyone tell us what T-case came in what tractor are they all the same ?? like  is a 1655 FWA T-case the same as a 2-105 WHITE FWA T-case??? Any Info would be great!!!