Ngk spark plugs spark plug racing r6252k-105

NGK Racing Series Plugs are Engineered to Withstand the Harshest Engine Conditions.<li> Fine Wire Center and Ground Electrodes Provide Enhanced Ignitability</li><li> Gold Palladium Center Electrode and Platinum Tipped Ground Electrode Improves Ignitability, Increases Durability and Enhances Anti Fouling Capabilities</li><li> Special Insulator Nose Configurations Improve Throttle Response</li><li> Corrugated Ribs Prevent Flashover</li><li> Pure Alumina Silicate Ceramic Insulator, Provides Superior Strength and Better Heat Transfer</li><li> Copper Core Aids in Heat Removal</li><li> Triple Seals Prevent Leakage</li>