Sounds like the clutch is not disengaging is what you mean to say? As in when you have the clutch pedal depressed power is still being transferred to the transmission?
Read through my thread here, covers about every part of the clutch system and what parts can go wrong
I'm pulling the tranny this weekend to swap in a new one, but wanted to post here in case I'm missing anything before tearing into it and can't get parts after hours. Last April I did a new clutch, pressure plate, throw out bearing, fork, fork pivot, and slave cylinder. Clutch was NAPA brand...
Welcome to the forum Martin.
Most times, when a vehicle with manual transmission in neutral end clutch engaged, the will tend to creep s!ightly until the lube is pushed away from the gears and shafts.