Grinding cylinder head sealing surface (B36 engine) (Cooper base)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2021 MINI Cooper, 2020 MINI Cooper, 2019 MINI Cooper, 2018 MINI Cooper, and 2017 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

Preliminary work needed:

Remove CYLINDER HEAD .

Check evenness of cylinder head sealing surface with a standard straightedge (1).

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

Courtesy of BMW OF NORTH AMERICA, INC.

Check evenness of cylinder head sealing surface with a standard straightedge (1).

NOTE: Max. deviation from flatness (transverse) 0.05 mm

Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work:

Check CYLINDER HEAD FOR WATERTIGHTNESS .
Install the CYLINDER HEAD .