2009-2016 BMW Z4 Piston Rings - All Torque Specs

3.0L I6

Applies to 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016 BMW Z4

Labor Time:27 hours

Torque Values (13 specifications)

Component	Nm	lb-ft	Notes
⚠️ Connecting Rod Bolts	45	33	TTY - critical torque plus angle
Cover Bolts	18	13	—
⚠️ Cylinder Head Bolts	65	48	TTY - tighten in sequence plus angle
Electrical Connector Bolts	7	5	—
⚠️ Gasket Bolts	21	16	—
⚠️ Gasket Surface Bolts	22	16	Clean mating surfaces
⚠️ Main Bearing Cap Bolts	75	55	TTY - tighten in sequence plus angle
⚠️ Mounting Bolts	50	37	—
⚠️ Oil Drain Plug	35	26	Use new crush washer
⚠️ Oil Pan Bolts	12	9	Tighten in sequence
⚠️ Oil Pump Pickup Tube	12	9	—
Sensor Bolts	11	8	—
Sensor Mounting Bolts	11	8	—

The primary torque specification for piston rings - all on a 2009-2016 BMW Z4 is 45 Nm (33 lb-ft). Note: TTY - critical torque plus angle

There are 13 torque specifications for piston rings - all on the 2009-2016 BMW Z4 3.0L I6, covering all related fasteners and components.