11 12 719 Resurfacing cylinder head sealing face (N14)

Necessary preliminary tasks:

Check evenness of cylinder head sealing face with a standard straight-edge (1).

NOTE: Max. deviation from level (longitudinal) 0.10 mm

Fig 1: Checking Cylinder Head (Longitudinal); Illustration shows N52

Courtesy of BMW OF NORTH AMERICA, INC.

Check evenness of cylinder head sealing face with a standard straight-edge (1).

NOTE: Max. deviation from level (transversal) 0.05 mm. Illustration shows N52.

Fig 2: Checking Cylinder Head (Transversal); Illustration shows N52.

Courtesy of BMW OF NORTH AMERICA, INC.

Check cylinder head for water leaks.