MV Agusta Brutale Oro-S Workshop Manual page 256

Remove the cover being careful to not extract the clut-
ch control rod (it must remain inserted in the engine)
and be careful to not lose the two centralising bushes
indicated in the figure .
Straighten the metal tongue with a flat-head drift and
F
hammer.
Unscrew the pinion wheel retaining nut.
Be careful to not hit the timing wheel situa-
ted on the extremity of the pinion shaft
during this operation.
Slacken the chain (see page 48), bring it forward and
slide it off the pinion wheel.
Effectuate this operation only if the pinion wheel has to
be substituted.
If the pinion wheel and crown wheel assembly have to
be substituted, it is advisable to operate by cutting the
chain (see page 40), to facilitate the operation.
Suspension and wheels
- 56 -