41 00... Notes On Repairing Threads
WARNING: This page is about a different car, the 2010 BMW 550i, 2009 BMW 550i, and 2008 BMW 550i. 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 may be repaired with Helicoil thread inserts. Comply with the procedure described in the example.
THREADS SPECIFICATION
| Screw/bolt connection | Vehicle | Screw/bolt fastening point(s) | Helicoil thread insert |
|---|---|---|---|
| Front axle carrier to engine carrier | E46 | All | M12x1.5x18 |
| E53 | All | M12x1.5x18 | |
| E60, E61, E63, E64 | Front, middle | See repair elements | |
| Rear | M12x1.5x18 | ||
| E65, E66, E67 | All | M12x1.5x18 | |
| E70, E71 | All | M14x1.5x21 | |
| E83 | All | M12x1.5x18 | |
| E85, E86 | All | M12x1.5x18 | |
| E81, E82, E87, E88 | All | M12x1.5x18 | |
| E90, E91, E92, E93 | All | M12x1.5x18 | |
| E92 with S65 | All | M10x1.5x15 | |
| Bracket, control arm, to engine carrier | E46, E85, E86 | All | M10x1.5x15 |
| Rear axle carrier to frame side member | E46 | All | M12x1.5x18 |
| E53 | All | M14x1.5x21 | |
| E60, E61 | All | M14x1.5x21 | |
| E63, E64 | All | M14x1.5x21 | |
| E65, E66, E67 | All | M14x1.5x21 | |
| E70, E71 | All | M14x1.5x21 | |
| E83 | All | M12x1.5x18 | |
| E85, E86 | All | M12x1.5x18 | |
| E81, E82, E87, E88 | All | M12x1.5x18 | |
| E90, E91, E92, E93 | All | M12x1.5x18 | |
| Bearing block, trailing arm to side member | E46, E83, E85, E86 | All | M12x1.5x18 |