11 31 Camshaft
WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - CAMSHAFT
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ Tensioning rail and guide rail, cyl. 1 to 4, to crankcase | N63 | M10x1.25 | Insert screws dry | 46 Nm |
| 2AZ Tensioning rail and guide rail, cyl. 5 to 8, to crankcase | N63 | M8x1.25 | 20 Nm | |
| 3AZ Guide rail to cylinder head | N63 | M14x1.5 | Replace sealing ring | 25 Nm |
| 4AZ Sliding rail to cylinder head | N63 | M7 | 15 Nm | |
| 5AZ Chain tensioner to cylinder head | N63 | M7 | 13 Nm | |
| 6AZ Camshaft bearing cap to cylinder head | N63 | M7 | 15 Nm | |
| 7AZ Camshaft step bearing cap to cylinder head | N63 | M7 | 15 Nm |