You know I just thought of one other thing. Check your front axle (not drive shaft) u-joints. I had the u-joint on the drivers side front of my Ford wear out to the point where all of the needles were gone, and it would pop when I would make turns in 4wd.

Sean


99 XJ Sport 2 Door, 4.0L, 5 speed, all stock. Daily Driver
79 F150 Standard Cab Short Box, 400ci, NP435, NP205, 35" SSRs