NGK SPARK PLUGS 4908Spark Plug — Standard Spark Plug - LMAR7A-9 PU2103-0077
- Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
- Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
- Triple seals prevent leakage
- Corrugated ribs prevent flashover
- Copper core aids in heat removal
