Home >> BMW >> 2021 >> 740i >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine - Cylinder Head/Valve Cover (3 Of 6) - Repair (G12) >> 11 12 Cylinder Head, Valve Cover >> 11 12 106 Removing and installing right cylinder head (750i 2016-2019) >> Lock for bores on crankcase 1-4