SHERCO 125 ST-R RACING Manual De Instrucciones página 94

MAINTENANCE PROCESSES
Spark plug condition
When the spark plug is in proper condition, this
means the engine can operate properly.
The spark plug's condition indicates whether the
engine is combusting properly:
Spark plug type: NGK BPMR6A
WARNING
Regularly check condition, as well as the dimensions of the
electrode and the arc.
See the maintenance schedule.
Correct Carburation
94