11 11 Engine block
WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. 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 New main bearing bolts (steel bolts 10.9) | S65 | M11x115 | Threads cleaned and oiled
IMPORTANT:
Observe TIGHTENING SPECIFICATION
. 1. Jointing torque 2. Angle of rotation 3. Release all main bearing bolts. 4. Jointing torque 5. Angle of rotation 6. Release all main bearing bolts. 7. Jointing torque 8. Angle of rotation |
30 Nm 130° 30 Nm 130° 30 Nm 130° |
| 1AZ Old main bearing bolts (steel bolts 10.9) | S65 | M11x115 | Threads cleaned and oiled
IMPORTANT:
Observe TIGHTENING SPECIFICATION
. 1. Jointing torque 2. Angle of rotation |
30 Nm 130° |
| 2AZ Fitting bolts (steel bolts 12.9) | S65 | M9x97 | Threads cleaned and oiled
IMPORTANT:
Observe TIGHTENING SPECIFICATION
. 1. Jointing torque 2. Jointing torque 3. Angle of rotation |
8 Nm 15 Nm 130° |
| 3AZ Main bearing bolts (steel bolts 10.9) | S65 | M8x65 | Threads cleaned and oiled Jointing torque Torque angle |
5 Nm 90° |
| 4AZ Main bearing bolts (steel bolts 10.9) | S65 | M8x40 | Threads cleaned and oiled Jointing torque Torque angle |
5 Nm 60° |
| 5AZ Main bearing bolts (steel bolts 10.9) | S65 | M6x30 | Threads cleaned and oiled Jointing torque |
15 Nm |
| 6AZ Screw plug to crankcase, front | S65 | M22x1.5 | Replace seal | 30 Nm |
| 7AZ Screw plug to crankcase, main oil gallery | S65 | M16x1.5 | Replace seal | 30 Nm |
| 8AZ Coolant drain plug to crankcase | S65 | M14x1.5 | Replace seal | 25 Nm |
| 9AZ Screw plug to crankcase, front | S65 | M14x1.5 | Replace seal | 20 Nm |