I know this has been mentioned in previous threads, but here is my generous Xmas contribution to the site :lol:

The problem that occurs is that the oil seal on the pump shaft, inside the clutch cover works itself loose and eventually
lets the 2 stroke oil into the gearbox, which then dumps out of ...

I have the same problem as this previous thread :

the sensor that plugs into the lower part of the resv was leaking around the wires and dribbling down the bike

I'm sure it can be repaired / sealed with silicon, but does anyone know how the sensor is fitted into the top frame rail? It looks like ...