Genuine OEM Hyundai O-Ring, part number 213162A300. This O-ring is an essential sealing component designed to prevent oil leaks from the timing chain cover or lid assembly. It ensures a tight, reliable seal under engine operating conditions. With a weight of 0.003 kg and dimensions of 0.03m x 0.03m x 0.0048m, it is engineered for precise fitment. Using a genuine OEM O-ring guarantees the correct material composition and dimensional accuracy, crucial for maintaining engine oil pressure and preventing costly leaks.