The frequency of valve adjustments on a motorcycle can vary depending on several factors, including the make and model of the motorcycle, the type of engine, and the specific recommendations of the manufacturer. In general, older motorcycles or those with high-performance engines may require more frequent valve adjustments compared to newer models with hydraulic valve systems.
It's essential to consult the owner's manual or service schedule provided by the manufacturer for the specific maintenance intervals. Typically, valve adjustments are recommended every 6,000 to 12,000 miles (9,600 to 19,000 kilometers), or every 12 to 24 months, but again, this can vary. Some motorcycles have self-adjusting valves, eliminating the need for regular adjustments.
If you're unsure about the recommended valve adjustment interval for your motorcycle, it's best to consult the manufacturer's guidelines or reach out to a qualified mechanic who specializes in motorcycle maintenance. They can provide you with accurate information based on the specific make and model of your motorcycle.