11 28 V-ribbed belt with Tension and Deflection Element
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 - V-RIBBED BELT WITH TENSION AND DEFLECTION ELEMENT
| Type | Thread | Tightening specification | Measure | |
|---|---|---|---|---|
| 1AZ ISA screw Belt tensioner with deflection pulley to engine block. |
N54 | M10 x 110 | 40 Nm | |
| 2AZ ISA screw Deflection pulley 80 x 30 |
N54 | M10 x 40 | 38 Nm | |
| 3AZ ISA screw Deflection pulley 90 x 30 |
N54 | M10 x 40 | 38 Nm | |
| 4AZ ASA screw Belt tensioner to crankcase upper section. |
N54 | M10 x 65 | 38 Nm | |
| 5AZ Deflection pulley 65 x 33 | N54 | M10 x 65 | 40 Nm | |
| 6AZ Deflection pulley 72 x 32 | N54 | M10 x 40 | 40 Nm | |
| 7AZ ISA screw Deflection pulley 73.8 x 24.92 to crankcase upper section. |
N54 | M10 x 40 | 38 Nm |