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Home >> BMW >> 2017 >> 330i GT xDrive >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Tightening Torques (F31 & F34) >> 11 11 Engine Block

11 11 Engine Block

4 CYL. B46/B48 ENGINE: 

11 11 ENGINE BLOCK - TIGHTENING TORQUE SPECIFICATIONS

  Type Thread Tightening specifications Dimension
1AZ Bearing cap to crankcase (collar screw 11.9) B42S20O0/B46M0/O0/B48M0/O0 M10x1.5 Replace screws and screw in hand-tight.
1. Joining torque
2. Angle of rotation
3. Angle of rotation
 
25 Nm
60°
60°
 
2AZ Oil spray nozzle in crankcase B42S20O0/B46M0/O0/B48M0/O0 M6   8 Nm
3AZ Bearing journal of tensioning and guide rail B42S20O0/B46M0/O0/B48M0/O0 M8 Replace bolt. 20 Nm
4AZ Camshaft wheel with ball bearing to crankcase B42S20O0/B46M0/O0/B48M0/O0 M12x1.5   108 Nm
5AZ Special tool/holder to crankcase B42S20O0/B46M0/O0/B48M0/O0 M 10x35   40 Nm
6AZ Special tool 11 8 930 to special tool 00 2 300 B42S20O0/B46M0/O0/B48M0/O0 M 14x35   160 Nm
7AZ Chain tensioner to crankcase B42S20O0/B46M0/O0/B48M0/O0 M6x22   10 Nm
8AZ Spacing screw for acoustic cover on engine block (Key range 17) B42S20O0/B46M0/O0/B48M0/O0 M8x12   12 Nm

4 CYL. N47 (DIESEL) ENGINE: 

1111 TIGHTENING TORQUE SPECIFICATION - ENGINE BLOCK

  Type Thread Tightening specifications Dimension
1AZ Main bearing bolts (steel bolts 12.9 PHR/phosphate treated) N47D20 O1 M10x85 12.9 Replace screws.  
1. Jointing torque 25 Nm
2. Jointing torque 50 Nm
3. Angle of rotation 60 °
4. Angle of rotation 60 °
2AZ Coolant drain plug to crankcase (if installed) N47D20 O1 M14x1.5 Replace the sealing ring. 25 Nm
3AZ Clamping rail/guide rail N47D20 O1 M8 Bearing journal 20 Nm
4AZ Chain tensioner, bottom N47D20 O1 M6   10 Nm
5AZ Oil spray nozzle for chain drive N47D20 O1 M6   10 Nm

6 CYL. B58 ENGINE: 

1111 ENGINE BLOCK - TIGHTENING TORQUES SPECIFICATION

Main bearing cap to crankcase 
M10x85
Replace screws.
1. Joining torque 25 Nm
3. Angle of rotation 60°
4. Angle of rotation 60°