Administrator
Webteam
MotoGP God
Bikes: 748S, HM1100S, V4SP, Was: DD-A #111
Posts: 13,088
Join Date: Feb 2002
Location: Back in Essex
Mood: Passion Killer
When was the last time you checked the stack height?
If you take all of the clutch plates (friction and steel) and then measure them all together, you want around 38-39mm in total.
If yours measures less than that then you need a new set of clutch plates!