Champion Copper Plus Marine- Boxed - L77JC4, 821M

Champion copper plus marine- boxed - l77jc4dependable performance. this champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.built to iso and sae standards for proven performancesuperior corrosion resistancecopper core center electrode allows for accurate control of heat range for longer liferesists foulingoe type replacement plugcopper plus - dependable performance and durabilitychampion copper plus small engine 821m spark plug (carton of 4) application summary:marine