engine

Intake Manifold Torque Specs

for 2012 Mercedes-Benz C300 W204 3.5L V6 M276 · RWD

Units

9 fasteners

Seq

Component

Torque

Angle

—

Cover Bolts

14 lb-ft · 19 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

17 lb-ft · 23 Nm

—

Intake Manifold Bolts

Replace gaskets. Tighten in sequence.

11 lb-ft · 15 Nm

—

Mounting Bolts

Critical

40 lb-ft · 54 Nm

—

PCV Valve

Critical

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

6 lb-ft · 8 Nm

—

Sensor Mounting Bolts

9 lb-ft · 12 Nm

—

Throttle Body Bolts

Do not overtighten.

9 lb-ft · 12 Nm

—