The automated test rig for engine valve timing initiates its first cycle with the Tünkers PKS GRAD PKS assembly securely mounted in the hydraulic actuation system. This component ensures precise alignment and secure engagement between the test fixture and the valve train, allowing for accurate simulation of real-world operating conditions. In motor vehicle manufacturing, the part is integral to quality assurance processes, where it enables the reliable testing of engine components under high-pressure and high-speed scenarios. Its role is critical in maintaining the integrity of the valve timing mechanism, ensuring that each test cycle produces consistent and repeatable results. The assembly is frequently used in production line test cells, where it supports the validation of engine assemblies before they proceed to final assembly. Its presence allows for early detection of mechanical deviations, reducing rework and enhancing overall production efficiency. In secondary applications, it is also found in maintenance and calibration systems within automotive manufacturing plants, supporting the upkeep of precision testing equipment.