NGK 6689 Standard Spark Plug - CR5EH-9, 1 Pack New NGK Standard Spark Plug CR5EH-9

About this item

• 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
• Quantity: 1 per package
• Trivalent plating removes the requirement for anti-seize, while corrugated ribs help avoid flashover.