Champion Copper Plus- Shop Pack - RC14YC, 431S

Champion copper plus- shop pack - rc14ycdependable 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 lifecopper plus - dependable performance and durabilitychampion copper plus 431s spark plug (carton of 24) application summary:bentley pass. car: 6.7l v8 (98-93), 6.8l v8 (97-97); buick pass. car: 2.3l l4 (94-88); chevrolet pass. car: 2.3l l4 (92-90), 5.7l v8 (90-87); ford lt. trk.: 3.8l v6 (82-82); ford pass. car: 1.6l l4 (82-81), 3.8l v6 (82-82); lincoln pass. car: 3.8l v6 (82-