Agree with Skeeter. Most likely the throw-out bearing. 4x4xplor has a good write up on changing out your clutch
"The Art of War teaches us to rely not on the likelehood of the enemy's not coming, but on our own readiness to receive him; not on the chance of his not attacking, but rather on the fact that we have made our position unassailable". Sun Tzu
79' Cherokee Chief,83' CJ8, 95' YJ, 97' XJ.
02' TJ - B&M shifter, JKS 1" BL-1"MML, 2" skyjacker, 33x12.5, 4.56 Grs.