Ime not 100% if the clutch on 206 pug is slipping or worn I've put sum thick rubber Gators on where cable meets fork and did take slack up for a while but heasr there's is a adjuster i can get that will. Take slack. If i go easy up steep. Hill she gets there but screams at time is engine revin n not getting no where fast any help much appreciated thanks jon

I've now read that 3 times, and I'm still not absolutely sure what you are saying.

If you are saying that when you go up a hill the car loses speed, but revs rise, then yes, it sounds like the clutch is worn out.