Notes On Repairing Threads (4' Series Coupe/Convertible, 4' Series Gran Coupe Sedan)
CAUTION:
Install Helicoil thread inserts so that they are flush with the original thread!
NOTE:
Damaged threads may be repaired with Helicoil thread inserts. Observe the PROCEDURE
described in the example.
| Screw connection | Vehicle | Bolting point | Helicoil thread insert |
|---|---|---|---|
| Front axle support to engine support | F20, F21, F22, F30, F31, F32, F33, F34, F35, F36 | Front | M12x1.5x24 |
| F20, F21, F22, F30, F31, F32, F33, F34, F35, F36 | center | M12x1.5x24 | |
| F20, F21, F22, F30, F31, F32, F33, F34, F35, F36 | Rear | M14x1.5x28 | |
| Rear axle support to side member | F20, F21, F22, F30, F31, F32, F33, F34, F35, F36 | All | M12x1.5x24 |
| Shock absorber on the rear axle to the body | F20, F21, F22, F30, F31, F32, F33, F34, F35, F36 | All | M8x16 |