Back to 2012 BMW Z4

2012 BMW Z4

3.0L I6•RWD•AUTOMATIC•gas

4 active safety recalls on this vehicle — view recalls

Repairs0 Labor505 Torque4933 Fluid7 DTC909 Battery0 Maintenance0 Recalls4

engine

Valve Job - Complete Torque Specs

for 2012 BMW Z4 3.0L I6 · RWD

Units

16 fasteners

Seq

Component

Torque

Angle

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Camshaft Cap Bolts

Critical

Tighten in sequence from center outward, multiple passes

10 lb-ft · 14 Nm

—

—

Camshaft Sprocket Bolt

Critical

Hold cam with wrench on hex

59 lb-ft · 80 Nm

—

—

Cover Bolts

13 lb-ft · 18 Nm

—

—

Cylinder Head Bolts

Critical

TTY - tighten in sequence plus angle

48 lb-ft · 65 Nm

—

—

Electrical Connector Bolts

5 lb-ft · 7 Nm

—

—

Exhaust Manifold Nuts

Critical

Apply anti-seize, work hot-to-cold

22 lb-ft · 30 Nm

—

—

Gasket Bolts

Critical

16 lb-ft · 21 Nm

—

—

Gasket Surface Bolts

Critical

Clean mating surfaces

16 lb-ft · 22 Nm

—

—

Intake Manifold Bolts

Critical

18 lb-ft · 25 Nm

—

—

Mounting Bolts

Critical

37 lb-ft · 50 Nm

—

—

Rocker Arm Bolts

Critical

Tighten with cam lobe pointing away

22 lb-ft · 30 Nm

—

—

Sensor Bolts

8 lb-ft · 11 Nm

—

—

Sensor Mounting Bolts

8 lb-ft · 11 Nm

—

—

Timing Chain Tensioner Bolt

Critical

Install with pin/clip to compress

18 lb-ft · 25 Nm

—

—

Timing Cover Bolts - 8mm

Critical

Tighten in sequence

18 lb-ft · 25 Nm

—

—

Valve Cover Bolts

Tighten in sequence

7 lb-ft · 10 Nm

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