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Home >> BMW >> 2012 >> Alpina B7 >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine - Repair - F01/F02 >> 1131 Camshaft >> 1131052 Replacing both timing chains (N63) >> Timing drive, cylinders 1 to 4

Timing drive, cylinders 1 to 4

Remove guide rail (5) from bearing bolt.

Remove timing chain (3) with tensioning rail (4) from bearing bolt.



Release bearing bolts (2) with a suitable tool.

Tightening torque: 11 31 1AZ .