Genuine OEM Jaguar Camshaft Housing Bolt, part number AJ814141. This stud bolt is specifically designed to secure the camshaft housing or lid to the engine block, maintaining the precise alignment and sealing of critical engine components. It plays a vital role in the structural integrity of the engine's valvetrain assembly. Weighing approximately 0.02 kg and measuring about 6mm in length, this genuine OEM fastener provides the exact tensile strength and thread specifications required for reliable engine operation.