modelli 250
modelli 250
Cylinder head
– Unscrew the three screws 1 and remove exhaust flange 2 to-
gether with its gasket.
– Using the specially designed tool, remove the four valves.
– The 250 cc model fits conical valves.
– Used valves are to be reinserted in the same valve gui-
de. To ensure this, we recommend inserting the valves in
a piece of cardboard in the same way they are fitted in the cy-
linder head (see figure).