Description

Yamaha NGK-BR9HS-10-00 PLUG, SPARK (NGK BR9HS-10)

Features:

• 98% pure copper core increases heat dissipation for more reliable starts and prevents spark plug from overheating
• High-grade alumina silicate ceramic insulator for superior strength and heat transfer
• Cold-rolled threads to prevent cross-threading and damage to cylinder heads
• Trivalent plating eliminates need for anti-seize and corrugated ribs prevent flashover