11 12 Cylinder Head And Cylinder Head Cover
WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUES - CYLINDER HEAD AND CYLINDER HEAD COVER
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 7AZ Cylinder head bolts | M70 / S70 / M73 | M10 | Replace screws Do not wash off coating |
|
| Jointing torque | 30 Nm | |||
| Torque angle | 60 ° | |||
| Torque angle | 60 ° | |||
| 8AZ Cylinder head bolts | M60 / M62 / S62 | M10 | Replace screws Do not wash off coating |
|
| Jointing torque | 30 Nm | |||
| Torque angle | 80 ° | |||
| Torque angle | 80 ° | |||
| N62 / N62TU / N73 | M10 | Replace screws Do not wash off coating | ||
| Jointing torque | 30 Nm | |||
| Torque angle | 90 ° | |||
| Torque angle | 90 ° |
TIGHTENING TORQUES - CYLINDER HEAD AND CYLINDER HEAD COVER
| Type | Thread | Measure | |
|---|---|---|---|
| 11AZ Cylinder head cover | All | M6 | 10 Nm |
| All | M7 | 15 Nm | |
| M21 | M8 | 15 Nm | |
| 12AZ Oil trap to cylinder head cover | M21 | M8 | 17 Nm |
| 13AZ Timing case to cylinder head | All | M7 | 15 Nm |
| All | M8 | 20 Nm | |
| 14AZ Plug for oil channel (microencapsulated) | M47 / M57 | M12 x 1.5 | 20 Nm |
| 15AZ Vent plugs to cylinder head (coolant) | M67 | 2 Nm |