11 11 Engine block
WARNING: This page is about a different car, the 2013 BMW Z4, 2012 BMW Z4, 2011 BMW Z4, 2010 BMW Z4, and 2009 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATION - ENGINE BLOCK
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Main bearing bolts (steel bolts 10.9) | N54 | M10x100 | Replace screws | |
| Jointing torque | 20 Nm | |||
| Torque angle | 70 ° | |||
| 2AZ Bedplate Aluminum screws/bolts are permitted with and without color coding (blue). |
N54 | M10x27 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. |
|
| Jointing torque | 15 Nm | |||
| Torque angle | 90 ° | |||
| 3AZ Bedplate Aluminum screws/bolts are permitted with and without color coding (blue). |
N54 | M8x37 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. |
|
| Jointing torque | 10 Nm | |||
| Torque angle | 90 ° | |||
| 4AZ Bedplate Aluminum screws/bolts are permitted with and without color coding (blue). |
N54 | M10x41 | Replace screws Thread repairs exclusively with Al Helicoil. Jointing torque and angle of rotation must be observed without fail. |
|
| Jointing torque | 15 Nm | |||
| Torque angle | 90 ° | |||
| 5AZ Oil spray nozzles to engine block | N54 | Hollow bolt | 12 Nm | |
| 6AZ Screw plug, water drain | N54 | M14x1.5 | Replace seal | 25 Nm |
| 7AZ Screw plug, gear case upper section | N54 | M22x1.5 | Replace seal | 50 Nm |
| 8AZ Screw plug, gear case lower section | N54 | M16x1.5 | Replace seal | 30 Nm |