NGK 4554 R5671A-8 Racing Plug
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