The Elring Klinger Mercedes Spark Plug Hole Seal (part number 428.480) is a professional-grade OE supplier component, engineered for precise compatibility with select Mercedes-Benz C230 Kompressor models (2003–2005) equipped with the 1.8L L4 engine (code 271.948). Specifically designed to seal the spark plug holes within the valve cover, this part provides reliable protection and leak prevention. The Elring Klinger seal meets the OE specification 2710160121, ensuring consistency with factory standards for performance and durability. For proper fitment, verify application to 2003–2005 C230 models with the specified engine and chassis code.
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