It may be the slave cylinder not working very well any more - it's common for those to wear out and when they do it makes shifting a PITA. Once again, the only way to change this is to pull the tranny. Either way if you swap out the clutch you should swap out the slow cylinder.

2000 SVT Turbo 295hp/269ftlb@12psi #1 for Bendix Brakes Kits! Knuckles rebuilt w/new bearings $55 AUSSIE ENDLINKS $70 Gutted pre-cats $80/set A lack of planning on your part does not constitute an emergency on mine!