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Home >> BMW >> 2021 >> 840i xDrive 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine -- Tightening Torques (G14, G15, & G16) >> 1124 CONNECTING ROD (M850i xDrive coupe/convertible/Gran Coupe sedan)

1124 CONNECTING ROD (M850i xDrive coupe/convertible/Gran Coupe sedan)

1124 TIGHTENING TORQUE OVERVIEW

Connecting rod bolts, for new connecting rod 
M9x1.25
Screw.
Suction off crack surfaces.
1. Joining torque  5 Nm
2. Joining torque  20 Nm
3. Joining torque  30 Nm
4. Angle of rotation  75°
Screw connection, for new connecting rod bolts only 
M9x1.25
Replace screws. Suction off crack surfaces.
1. Tightening torque  5 Nm
2. Tightening torque  20 Nm
3. Tightening torque  30 Nm
4. Angle of rotation  75°
5. Unscrew all bolts.  180°
6. Tightening torque  5 Nm
7. Tightening torque  20 Nm
8. Tightening torque  30 Nm
9. Angle of rotation  75°
10. Unscrew all bolts.  180°
11. Tightening torque  5 Nm
12. Tightening torque  20 Nm
13. Tightening torque  30 Nm
14. Angle of rotation  75°
Screw connection, for new connecting rod bolts only 
M9x1.25
Replace screws. Suction off crack surfaces.
1. Tightening torque  6 Nm
2. Tightening torque  20 Nm
3. Tightening torque  30 Nm
4. Angle of rotation  75°
5. Unscrew all bolts.  180°
6. Tightening torque  5 Nm
7. Tightening torque  20 Nm
8. Tightening torque  30 Nm
9. Angle of rotation  75°
10. Unscrew all bolts.  180°
11. Tightening torque  5 Nm
12. Tightening torque  20 Nm
13. Tightening torque  30 Nm
14. Angle of rotation  75°