2008-2013 BMW M3 E90 Harmonic Balancer Torque Specs

4.0L V8 S65

Applies to 2008, 2009, 2010, 2011, 2012, and 2013 BMW M3 E90

Labor Time:2.7 hours

Torque Values (7 specifications)

Component	Nm	lb-ft	Notes
Cover Bolts	19	14	—
⚠️ Crankshaft Pulley Bolt	180	133	Often TTY - check spec, may require impact \| ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL
⚠️ Gasket Bolts	23	17	—
⚠️ Harmonic Balancer Bolt	180	133	Often TTY, may need impact \| ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL
Mounting Bolts	31	23	—
⚠️ Mounting Bolts	55	40	—
Sensor Bolts	12	9	—

The primary torque specification for harmonic balancer on a 2008-2013 BMW M3 E90 is 19 Nm (14 lb-ft).

There are 7 torque specifications for harmonic balancer on the 2008-2013 BMW M3 E90 4.0L V8 S65, covering all related fasteners and components.