hey all, blew my transfer case the other day on the lake... so i found a few new on www.rockauto.com but there upwards of 850 bucks!!! so I'm going to take a trip to the junkyard. my question is what to look for??? I'm unsure of the tcase in mine. its a 99 xlt, sohc, with 4auto,4hi,4low on the...