Auto Spark Plug with 19mm Reach and 16mm Hex, Measuring M14 x 1.25mm Model number: K7TC replacement for NGK BCP6ES spark plugSize: M14 x 1.25Reach: 19mmHex: 16mmFeatures:New ceramic insulator provides better insulation, heat dissipation, resistance again heat shock and mechanic failureMulti-rib designed on the insulator can eliminate flashoverNickle-plated shell prevents oxidation and corrosion, ...