Genuine OEM Audi Cylinder Head Cover O-Ring, part number 04L103070B. This O-ring is designed to create a tight seal for the cylinder head cover, preventing oil from escaping and maintaining proper engine lubrication. It is typically installed in a groove on the cylinder head cover. The O-ring weighs 0.007 kg and has a diameter of approximately 0.04 m. Using a genuine OEM O-ring ensures the correct material elasticity and dimensions, crucial for a durable, leak-free seal under varying engine temperatures and pressures.

Catalogue entry: seal ring ×4; only to be used for: 03L 103 469 Q; marked with: 03L 103 475 AC.

Fitted with: 04L103483 SEAL, 03L103483S SEAL, 04L103448 BOLT, 04L103831 BOLT, 04L103631A GROMMET, 059103631D GROMMET, 04L103070A seal ring.