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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Engine - Tightening Torques (N54) -- Z4_E89) >> Camshaft (N54) >> 11 31 Camshaft

11 31 Camshaft

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TIGHTENING TORQUE SPECIFICATIONS - CAMSHAFT

  Type Thread Tightening specifications Dimension
1AZ Upper and lower bearing strip of camshaft (steel screw 10.9) N54/N54T M7x70 Insert screws dry  
      Jointing torque 8 Nm
      Angle of rotation 60 °
2AZ Chain drive module to cylinder head N54/N54T M6x35   8.5 Nm
3AZ Guide rail to crankcase N54/N54T M8   20 Nm
4AZ Guide rail to cylinder head N54/N54T M7   14 Nm
5AZ Chain tensioner to cylinder head N54/N54T M22 x 1.5 Do not retighten the chain tensioner.
Replace sealing ring
55 Nm
6AZ Screw plug in cylinder head N54/N54T M18x1.5   25 Nm