Genuine OEM Jaguar Timing Chain, part number AJ813088. This critical engine component is responsible for synchronizing the rotation of the crankshaft and camshafts, ensuring precise valve timing. It operates within the engine system, transmitting rotational motion. Made from high-strength steel, it weighs approximately 0.545 kg. Choosing a genuine OEM timing chain ensures exact pitch and material specifications, critical for reliable engine operation and preventing catastrophic engine damage.