The Eyquem RC72LJS3 (A80) spark plug is specifically designed for the Peugeot 505, a classic car known for its robustness and reliability. This spark plug ensures optimal combustion of the fuel mixture, allowing the engine to perform efficiently and powerfully. Made with high-quality materials, it offers long lifespan and excellent resistance to wear and heat. It helps improve fuel consumption and reduce emissions, contributing to a cleaner driving experience. Suitable for both old and modified engines of the Peugeot 505, it is an essential component for enthusiasts of this classic model.