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Home >> BMW >> 2021 >> 840i 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Flywheel -- Repair (G14, G15, & G16) >> 11 22 Flywheel >> 11 22 000 Removing and installing/replacing the flywheel (840i convertible) >> Installing the flywheel

Installing the flywheel

NOTE: TECHNICAL INFORMATION 
Clean all threads with a screw tap.
TECHNICAL DATA SPECIFICATIONS

Screw-in depth of thread cutter 
  Screw-in depth  18 mm
G12712444Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: To provide a better overview: Shown with engine removed.
TECHNICAL DATA SPECIFICATIONS

Screw-in depth of thread cutter 
  Screw-in depth  18 mm
G12712445Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: TECHNICAL INFORMATION 
Handle the timing chain carefully  to protect the timing chain and timing chain drive from damage.

The thread cutter (1) must not come into contact with the timing chain (3).

G12712446Courtesy of BMW OF NORTH AMERICA, INC.
Fig 1: Flywheel Screws Tightening Sequence
G12712448Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Flywheel to crankshaft 
M12x1.5
Replace screws.
Tightening torque  45 Nm
Angle of rotation  45°
NOTE: Mark all the flywheel bolts (1) with a vertical line.
G13794625Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work