Description NGK RACING SPARK PLUG R6252K 10.5 SKU: R6252K-105 Fine-wire center and ground electrodes provide better sparking and enhanced ignitability Made to withstand the severe conditions that occur in racing engines Zinc dipped shell prevents corrosion while the triple gasket seal eliminates combustion gas leakage Special configurations are used for the insulator noses to improve throttle response and prevent fouling with corrugated ribs on insulator to prevent flashover Many use precious metals such as platinum or gold/palladium for greater durability and lower voltage requirements Specifications: Manufacturer NGK Electrode Projection Non projected Gap Size Preset Hex Size 20.8mm Seat Type Flat Terminal Type Solid Thread Diameter 14mm Thread Reach 19mm Part Type Racing Spark Plug
