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Home >> BMW >> 2012 >> Alpina B7L >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine - Tightening Torques - F01/F02 >> Vibration Damper >> 11 23 Vibration Damper

11 23 Vibration Damper

TIGHTENING TORQUE SPECIFICATION - VIBRATION DAMPER

  Type Thread Tightening specification Measure
3AZ Belt pulley/vibration damper to hub S38/B36 M8 10.9   34 Nm
N40/N42/N45/N46/S38/B38 M8 10.9   34 Nm
All/others M8   22 Nm
4AZ Belt pulley to vibration damper S38/B35 M8 8.8   22 Nm
S50 M8 8.8   22 Nm
5AZ Sprocket with hub or hub to crankshaft M40 M16 x 1.5 Replace screw 310 Nm
M42/M43/M43TU/M44 M16 x 1.5 Replace screw 330 Nm
6AZ Hub to crankshaft N40/N42/N45/N46 M16 x 1.5 Replace screw 300 Nm


TIGHTENING TORQUE SPECIFICATION - VIBRATION DAMPER

  Type Thread Tightening specification Measure
1AZ Hub to crankshaft (head surface oiled) N63 M18x1.5 Replace screw  
1. Jointing torque 100 Nm
2. Angle of rotation 60 °
3. Angle of rotation 60 °
4. Angle of rotation 60 °