engine

Valve Seals Torque Specs

for 2011 BMW M3 E90 4.0L V8 S65 · RWD

Units

10 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

—

Cover Bolts

14 lb-ft · 19 Nm

—

Gasket Bolts

Critical

17 lb-ft · 23 Nm

—

Mounting Bolts

Critical

40 lb-ft · 55 Nm

—

Mounting Bolts

23 lb-ft · 31 Nm

—

Rocker Arm Bolts

Critical

Tighten with cam lobe pointing away

22 lb-ft · 30 Nm

—

Rocker Arm Shaft Bolts

Critical

Tighten evenly in sequence

18 lb-ft · 25 Nm

—

Sensor Bolts

9 lb-ft · 12 Nm

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Spark Plugs - Aluminum Head

Critical

Apply anti-seize to threads

15 lb-ft · 20 Nm

—

Valve Cover Bolts

Tighten in sequence

7 lb-ft · 10 Nm

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