Genuine OEM MINI Cylinder Head Cover Gasket Set, part number 11129797205. This gasket set is designed to seal the cylinder head cover, preventing oil and combustion gases from leaking out of the engine. It is crucial for maintaining proper engine compression and preventing contamination. Made from durable rubber, it ensures a long-lasting seal under high temperatures and pressures. Genuine OEM gaskets provide precise fitment and material composition, ensuring optimal performance and longevity compared to aftermarket alternatives.