€5.61
NGK BR7HS-10 SPARK PLUG
For Mercury Mariner outboard engines 9.9, 15, 18, 25, 30 and 40 hp (2 cylinders, 2T), and also Yamaha and Tohatsu 2T and 4T. The spark plug generates the spark that ignites the air-petrol mixture in the cylinder. Inspect every 100 hours; Replace at the beginning of each season or if the electrode...

Read the review