If you have to conduct maintenance tasks to your Beta Ark 50 RR then it is always a great idea to have access to a Workshop Manual to use as a guide in case you need to know the right way to take off a specific part much like the Exhaust and match it again effectively.
Beta Ark 50 RR Workshop Manuals offer you exact diagnostic information with regards to your car so if something is faulty it can help you understand what the issue is and tips on how to make it better. You can then decide if this can be done by yourself or in the event the job is simply too big you can actually make a reservation for your Ark 50 RR into a decent repair garage.
Beta Ark 50 RR manual