Elring 476.820 Seal Ring for Cylinder Head Cover Bolt

The Elring 476.820 is a precision-engineered seal ring designed specifically for cylinder head cover bolts. This critical sealing component prevents oil leakage around valve cover bolt penetrations, ensuring proper engine sealing and preventing contamination of engine components.

Key Features:

• Manufactured by Elring, a leading OEM supplier of engine sealing solutions
• Precision O-ring design ensures reliable sealing under engine heat and pressure
• High-quality rubber material resistant to engine oil and temperature extremes
• Direct replacement for multiple OEM part numbers across various manufacturers
• Essential component during valve cover gasket replacement or cylinder head service

OEM Cross-References: Compatible with BMW 11437791065, Nissan 15066-AR040, Hyundai 96721-19010, Peugeot/Citroën 6822.JK, Opel 607644, and many other manufacturer part numbers. This seal ring fits a wide range of 4-cylinder engines from European and Asian manufacturers.

When servicing cylinder head covers or performing valve cover gasket replacement, these seal rings should always be replaced to ensure proper sealing and prevent oil seepage around cover bolts. Reusing old, compressed seals can lead to oil leaks and contamination.