It is generally not necessary to replace spark plugs on a motorcycle before they go bad unless there is a specific reason to do so. Spark plugs are designed to be durable and provide reliable ignition for a significant mileage or time interval, as recommended by the motorcycle manufacturer.
In such cases, replacing the spark plugs can help restore optimal performance.
Maintenance schedule: If your motorcycle's manufacturer recommends replacing the spark plugs at a specific mileage or time interval, it's generally a good idea to follow those recommendations. Regular maintenance helps ensure that your motorcycle operates at its best and minimizes the risk of potential issues.
Upgrading to better spark plugs: If you're looking to improve your motorcycle's performance or fuel efficiency, upgrading to higher-quality or specialty spark plugs might be worth considering. However, it's important to research and select spark plugs that are compatible with your motorcycle's engine and follow any specific guidelines provided by the manufacturer.
In general, if your motorcycle is running smoothly and you haven't experienced any performance issues, there's no urgent need to replace the spark plugs before they go bad. However, it's always a good idea to consult your motorcycle's owner's manual or seek advice from a qualified mechanic to determine the recommended maintenance schedule and any specific considerations for your motorcycle's spark plugs.