Timing Chain Guide Torque Specs

for 2012 Mercedes-Benz ML550 W166 4.6L V8 BiTurbo M278 · AWD

Units

3 fasteners

Seq

Component

Torque

Angle

—

Camshaft adjuster center bolt

Critical

74 lb-ft · 100 Nm

—

Crankshaft pulley bolt (stretch)

Critical

148 lb-ft · 200 Nm

—

Timing chain guide bolts

Critical

9 lb-ft · 12 Nm

—

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