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Home >> BMW >> 2016 >> Z4 sDrive35is >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine - Tightening Torques (N20) -- Z4-E89) >> Engine Block >> 11 11 Engine block

11 11 Engine block

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TIGHTENING TORQUE SPECIFICATION - ENGINE BLOCK

  Type Thread Tightening specifications Dimension
1AZ Main bearing bolts (steel bolts 10.9) N20/N26 M10x100 Renew screws.  
  1. Jointing torque 5 Nm
2. Tightening torque 20 Nm
3. Angle of rotation 90 °
4. Angle of rotation 90 °
2AZ Screws on the crankcase lower section to upper part. N20/N26 M8x30 M8x40    
  1. Jointing torque 5 Nm
2. Tightening torque 22 Nm
3. Set final torque, sealing compound 22 Nm
3AZ Oil spray nozzles to engine block N20/N26   Hollow bolt 12 Nm
4AZ Screw plug for upper part of gear case N20/N26 M22x1.5 Replace screw with sealing ring. 50 Nm