Genuine OEM Volkswagen Complete Cylinder Head, part number 06K103264. This is a core component of the engine, forming the top part of the cylinder block and housing the valves, spark plug (on gasoline engines), and often the camshafts. It is critical for the combustion process and sealing the cylinders. The cylinder head weighs 20.071 kg and has dimensions of 0.43m x 0.28m x 0.22m. Genuine OEM cylinder heads are manufactured to exact tolerances with specific material properties to withstand extreme temperatures and pressures, ensuring proper sealing and long-term engine reliability.