Misfire? Poor starting? Down on performance? These symptoms are generally caused by one of two problems, fuel supply and carburation or electrical gremlins. If the fueling has been given a clean bill of health then the electrical system will need closer inspection.
The more parts you renew, especially consumables like spark-plug, plug-cap, HT lead and coil, the better the overall results.
This component and perhaps a few of those listed below maybe required - even new fasteners will look nicer than using the old corroded items?
Add as many new components as you wish to the same shopping cart, new screws 021120620B spacer 0918006027 and cushions 0932009036 for example, and still only pay the same single fixed price shipping cost.
This component may have other applications within the Suzuki model range so please ensure the part-numbers you order are correct for your application?