If you need to conduct fixes on your own MV Agusta 150 RSS then it will always be recommended to own a Workshop Manual for a guide if you need to know simple methods to take out a particular part for example the Gearbox and match it again properly.
MV Agusta 150 RSS Workshop Manuals provide you with particular diagnostic information on your car so if something is not working it will help you identify what the issue is and how to fix it. Then you are able to evaluate if this can be achieved yourself or in the event the job is simply too big it is possible to make a booking for your 150 RSS in with a trusted garage.
MV Agusta 150 RSS manual