If you have to carry out auto repairs for your CPI Hussar 50 then it is usually recommended to own a Workshop Manual to use as personal reference should you need to know how to strip off a certain part for example Exhaust and fit it again the right way.
CPI Hussar 50 Workshop Manuals offers clear special diagnostic info for your car so if something is wrong it will help you identify what the issue is and methods to correct it. You can then assess if this can be achieved by yourself or if the job is simply too big you are able to book your Hussar 50 in with a suitable garage.
CPI Hussar 50 manual