31 00... Notes on repairing threads

WARNING: This page is about a different car, the 2010 MINI Cooper, 2009 MINI Cooper, and 2008 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Install Helicoil thread inserts so that they are flush with the original thread.

NOTE: Damaged threads in engine support may be repaired with Helicoil thread inserts. Comply with the procedure described in the example.

Fig 1: Identifying Damaged Threads

Courtesy of BMW OF NORTH AMERICA, INC.

Procedure:

Create a clean core hole; if necessary, drill out screw remnants

Fig 2: Drilling Out Screw Remnants
Courtesy of BMW OF NORTH AMERICA, INC.
Create locating thread for Helicoil thread insert

Fig 3: Creating Locating Thread For Helicoil Thread Insert
Courtesy of BMW OF NORTH AMERICA, INC.
Pick out Helicoil thread insert and screw into the locating thread until flush with the original thread

Fig 4: Picking Out Helicoil Thread Insert
Courtesy of BMW OF NORTH AMERICA, INC.
Break drive pin and remove

Fig 5: Removing Drive Pin

Courtesy of BMW OF NORTH AMERICA, INC.