If you wish to do fixes on your Yamaha RD 350 N then it is usually a great idea to have access to a Workshop Manual for a guide in case that you want to know how you can remove a particular part for example the Brake Pads and match it again in the correct way.
Yamaha RD 350 N Workshop Manuals will provide you with special diagnostic info on your car or truck therefore if something is wrong it can help you find out what the problem is and the way to repair it. You will be able to assess if this can be achieved by yourself or if the job is just too big you can still make a reservation for your RD 350 N in to a trusted car garage.
Yamaha RD 350 N manual