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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 1432 (Engine - Tightening Torques (N55, 2013-)) >> Crankshaft And Bearings >> 11 21 Crankshaft and Bearings

11 21 Crankshaft and Bearings

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2015 BMW 740i, 2015 BMW 740Li xDrive, 2015 BMW 740Li, 2014 BMW 740i, and 2014 BMW 740Li xDrive. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - CRANKSHAFT AND BEARINGS

  Type Thread Tightening specification Measure
1AZ Torsion damper (hub) to crankshaft (central bolt 12.9) N55 M18x108 Replace screw
Lightly oil screw and thread
 
Jointing torque 100 Nm
Torque angle 270 °


TIGHTENING TORQUE SPECIFICATIONS - 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