NGK Standard Spark Plug – Misc., B7HS NGK

NGK Standard Spark Plug – Misc., B7HS NGK

• Cold rolled threads – prevents damage to cylinder head
• Triple gasket sealing process – virtually eliminates gas leakage past the shell
• Solid Copper Core – provides superior heat dissipation, conductivity and a broader heat range
• Trivalent Plating – three step plating process utilizing silver chromate and zinc ensures maximum corrosion resistance