11 28 V-ribbed belt with Tension and Deflection Element
WARNING: This page is about a different car, the 2016 BMW Z4, 2015 BMW Z4, and 2014 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
TIGHTENING TORQUE SPECIFICATIONS - V-RIBBED BELT WITH TENSION AND DEFLECTION ELEMENT
| Type | Thread | Tightening specifications | Dimension | |
|---|---|---|---|---|
| 1AZ ISA screw Belt tensioner with deflection pulley to engine block. |
N54/N54T | M10 x 110 | 40 Nm | |
| 2AZ ISA screw Deflection pulley 80 x 30 |
N54/N54T | M10 x 40 | 38 Nm | |
| 3AZ ISA screw Deflection pulley 90 x 30 |
N54/N54T | M10 x 40 | 38 Nm | |
| 4AZ ASA screw Belt tensioner to crankcase upper section. |
N54/N54T | M10 x 65 | 38 Nm | |
| 5AZ Deflection pulley 65 x 33 | N54/N54T | M10 x 65 | 40 Nm | |
| 6AZ Deflection pulley 72 x 32 | N54/N54T | M10 x 40 | 40 Nm | |
| 7AZ ISA screw Deflection pulley 73.8 x 24.92 to crankcase upper section. |
N54/N54T | M10 x 40 | 38 Nm |