engine

Timing Chain Kit Torque Specs

for 2016 Mercedes-Benz GL450 X166 4.6L V8 BiTurbo M278 · AWD

Units

5 fasteners

Seq

Component

Torque

Angle

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Camshaft adjuster center bolt

Critical

74 lb-ft · 100 Nm

—

Camshaft bearing cap bolts

Critical

10 lb-ft · 14 Nm

—

Crankshaft pulley bolt (stretch, replace)

Critical

148 lb-ft · 200 Nm

—

Primary chain tensioner

Critical

52 lb-ft · 70 Nm

—

Timing chain guide bolts

Critical

9 lb-ft · 12 Nm

—