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Home >> BMW >> 2011 >> Z4 35is >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine - Tightening Torques (N52)) >> Crankshaft And Bearings >> 11 21 Crankshaft and Bearings

11 21 Crankshaft and Bearings

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TIGHTENING TORQUE SPECIFICATION - CRANKSHAFT AND BEARINGS

  Type Thread Tightening specification Measure
1AZ Hexagon screw (central screw)
Hub of vibration damper to crankshaft.
N52K M16 x 80 Replace screw.
Screw and thread are lightly oiled.
Jointing torque and angle of rotation must be observed without fail.
Jointing torque
100 Nm
        Torque angle 360 °


TIGHTENING TORQUE SPECIFICATION - CRANKSHAFT AND BEARINGS

  Type Thread Tightening specification Measure
1AZ Increment wheel on crankshaft S54 M5 10.9 Replace screws
Jointing torque
5.0 Nm
        Torque angle 45 °
Increment wheel on crankshaft   M5 10.9 Replace screws 13 Nm
Increment wheel on crankshaft   M5 8.8 Replace screws 5.5 Nm