If you choose to do auto repairs on your own Suzuki T 20 then it is usually recommended to own a Workshop Manual to use as a guide just in case you want to know methods to remove a particular part like the Clutch and fit it again in the right way.
Suzuki T 20 Workshop Manuals offers clear detailed diagnostic information for the car or truck so if something is broken it helps you determine what the problem is and how you can resolve it. You can then decide if you can do this on your own or that the job is just too big you can still make a booking for your T 20 right into a local friendly mechanic.
Suzuki T 20 manual