Does the ba dual zone icc unit fit an xr series ba and if so what is needed to be done.Thanks.

This has been addressed on many threads.

http://www.fordmods.com/forums/viewtopic.php?t=66773

http://www.fordmods.com/forums/viewtopic.php?t=66557

The short answers is, if the XR has only standard type air-conditioning, and you want to put a dual zone unit in it, then IT'S NOT A STRAIGHT FIT. You need to upgrade your entire car to have the sensors, wires and ducts for dual zone climate, and also upgrade your BEM.