11 27 Dual-mass counterbalance shaft and idler gear
WARNING: This page is about a different car, the 2018 BMW 330i and 2017 BMW 330i. However, it is still accessible from the selected car via links, so may be relevant.
11 27 DUAL-MASS BALANCE - TIGHTENING TORQUE SPECIFICATION
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ Gear to counterbalance shaft | B46M0/O0/B48M0/O0 | M10 | 1. Joining torque | 20 Nm |
| 2. Angle of rotation | 180° | |||
| 2AZ Idler gear to crankcase | B46M0/O0/B48M0/O0 | M12 | 1. Joining torque | 10 Nm |
| 2. Angle of rotation | 45° |
| Special tool 2 288 054 to crankshaft | |
| tightening torque | 20 Nm |