NGK Racing Series spark plug used in high horsepower R35 GTR applications running extreme boost and cylinder pressure.
What we use and recommend on upgraded turbo cars running M1 or making above 1700WHP
NGK Racing Series plugs are engineered to withstand the harshest engine conditions.
- Special insulator nose configurations improve throttle response
- Corrugated ribs prevent flashover
- Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
- Copper core aids in heat removal
- Triple seals prevent leakage