Champion L77JC4 Spark Plugs

Champion L77JC4 Marine Spark Plug

Champion marine spark plugs are quality OEM replacements. The Champion L77JC4 Spark Plug features a copper core electrode that provides increased conductivity and heat control for good overall wear. These marine spark plugs are designed to resist overheating under heavy engine loads.

• Resists fouling
• Superior corrosion resistance
• Dependable and proven performance
• Increased conductivity and heat control for good overall wear

Champion Spark Plug # 821