engine

Intake Manifold Torque Specs

for 2003 Mercedes-Benz SL55 AMG 5.4L V8 Supercharged M113K · RWD

Units

9 fasteners

Seq

Component

Torque

Angle

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Cover Bolts

15 lb-ft · 20 Nm

—

Electrical Connector Bolts

6 lb-ft · 8 Nm

—

Fuel Rail Bolts

Critical

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

9 lb-ft · 12 Nm

—

Gasket Surface Bolts

Critical

Clean mating surfaces

19 lb-ft · 26 Nm

—

Intake Manifold Bolts

Replace plenum gaskets. Known for vacuum leaks if gaskets fail.

11 lb-ft · 15 Nm

—

Mounting Bolts

Critical

44 lb-ft · 60 Nm

—

PCV Valve

Critical

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

6 lb-ft · 8 Nm

—

Sensor Mounting Bolts

10 lb-ft · 14 Nm

—

Throttle Body Bolts

Critical

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

7 lb-ft · 10 Nm

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