Part 2

WM 1001IN Tightening torques, tightening sequences, assembly overviews for V8 4.8 l DFI naturally aspirated and turbo engine as of October 2008

Group 15

Information

- The eyelets must not be inadvertently secured using aluminium screws. => Aluminium screws would break and the suspended engine would fall down.





Valves (cylinder bank 5 to 8)









Cylinder head 1 to 4









Cylinder head 5 to 8









Tightening sequence for cylinder head









Studs for cylinders 1 to 4, catches









Studs for cylinders 5 to 8, catches









Valve cover seals, cylinders 1 to 4









Valve cover seals, cylinders 5 to 8









Tightening sequence for valve cover for cylinders 1 to 4





Tightening sequence for valve cover for cylinders 5 to 8





Bar ignition modules and valve cover, cylinder bank 1 to 4









Bar ignition modules and valve cover, cylinder bank 5 to 8









Camshafts, cylinder bank 1 to 4









Camshaft mount, cylinder bank 1 to 4









Camshafts, cylinders 5 to 8









Camshaft mount, cylinders 5 to 8









Camshaft control









Camshaft identification on V8 turbo engine M48/51









Camshaft identification on V8 naturally aspirated engine M48/01









Camshaft housing identification









Timing chain and sprockets









Oil pump chain drive









Timing chain and chain guide









Timing-case cover seals









Applying sealing compound (fill openings in sheetmetal seal with sealing compound)





Tightening sequence for timing-case cover









Chain tensioner, sealing flange