1127 COUNTERBALANCE SHAFTS (Z4 sDrive30i)
1127 TIGHTENING TORQUE OVERVIEW
| Drive wheel to counterbalance shafts | ||
| Screw Replace screws. |
1. Tightening torque | 20 Nm |
| 2. Angle of rotation | 180° | |
| Idler gear to crankcase | ||
| M12X1.5 | 1. Tightening torque | 10 Nm |
| 2. Angle of rotation | 45° | |
| Preloading the spring balance to tighten the idler gear | ||
| Spring balance | Preload | 30-40 N |
| Special tool 2 288 054 to crankshaft | ||
| Tightening torque | 20 Nm | |