11 12 Cylinder Head with Cover
WARNING: This page is about a different car, the 2005 BMW 530i, 2005 BMW 525i, 2004 BMW 530i, and 2004 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.
CYLINDER HEAD WITH COVER SPECIFICATION
| Application | Type | Thread | Tightening Instructions | Measure |
|---|---|---|---|---|
| 5AZ Cylinder head bolts | M51/M41 | M11 | Replace, wash & oil screws | |
| Jointing torque | 80 N.m | |||
| Loosen all bolts 1/2 turn | ||||
| Jointing torque | 50 N.m | |||
| Torque angle | 90° | |||
| Torque angle | 90° | |||
| Warm-running time | 25 min | |||
| Torque angle | 90° | |||
| 6AZ Cylinder head bolts | M40/M42/M43/M43TU/M44/M50/S50 US/S52/M52/with cast iron engine block | M10 | Replace, wash & oil screws | |
| Jointing torque | 30 N.m | |||
| Torque angle | 90° | |||
| Torque angle | 90° | |||
| Cylinder head bolts | M54/M56/M52TU/M52/with aluminum engine block | M10 | Replace, wash & oil screws | |
| Jointing torque | 40 N.m | |||
| Torque angle | 90° | |||
| Torque angle | 90° | |||
| Cylinder head bolts | N40/N42/N45/N46 | M8/M10 | Tightening specifications for M8 & M10 screws are identical: Replace, wash & oil screws |
|
| Jointing torque | 30 N.m | |||
| Torque angle | 90° | |||
| Torque angle | 90° |
CYLINDER HEAD WITH COVER SPECIFICATION
| Application | Type | Thread | Tightening Instructions | Measure |
|---|---|---|---|---|
| 11AZ Cylinder head cover | All | M6 | 10 N.m | |
| All | M7 | 15 N.m | ||
| M21 | M8 | 15 N.m | ||
| 12AZ Oil trap to cylinder head cover | M21 | M8 | 17 N.m | |
| 13AZ Timing case to cylinder head | All | M7 | 15 N.m | |
| All | M8 | 20 N.m | ||
| 14AZ Plug for oil channel (microencapsulated) | M47/M57 | M12 x 1.5 | 20 N.m | |
| 15AZ Vent plugs to cylinder head (coolant) | M67 | 2 N.m |