Home >> Audi >> 2023 >> S8 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Cylinder Head, VALVETRAIN Servicing 8-Cylinder 4.0L 4V TFSI Engine Ea825 >> 15 Cylinder Head, VALVETRAIN >> Timing Chain Cover >> Timing Chain Cover, Removing And Installing >> Upper Timing Chain Covers, Removing And Installing >> Tightening Specifications