Procedures

11 12 719 - Resurfacing cylinder head sealing surface (M52/M52TU/M54/M56)

(cylinder head dismantled)





Check flatness of cylinder head sealing surface with a commercially available straightedge.
Deviation from flatness max. 0.05 mm.





Note:
Machining limit Cylinder Head with Cover M54.





Note:
For compression comparison check, a repair cylinder head seal is provided.