Made of premium materials and validated for marine use, these Quicksilver Spark Plugs ensure your Mercury outboard delivers long hours of reliable performance. Designed to replace NGK CR6HS, these plugs feature trivalent metal plating for superior anti-corrosion and a copper core to aid in heat removal. This convenient 10-pack provides a full set for multiple services or engines.
- Fits Mercury 8hp and 9hp outboards requiring NGK CR6HS plugs
- Trivalent metal plating provides superior anti-corrosion properties
- Copper core increases conductivity and aids in heat removal
- Pure alumina silicate ceramic insulator for superior strength
- Includes 10 high-quality marine-grade spark plugs
