engine

Timing Chain Kit Torque Specs

for 2017 Mercedes-Benz GLS450 X166 3.0L V6 BiTurbo M276 · AWD

Units

6 fasteners

Seq

Component

Torque

Angle

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Camshaft bearing cap bolts

Critical

10 lb-ft · 14 Nm

—

Camshaft sprocket/phaser center bolt

Critical

59 lb-ft · 80 Nm

—

Crankshaft pulley/balancer bolt (replace, stretch bolt)

Critical

148 lb-ft · 200 Nm

—

Timing chain guide bolts

Critical

9 lb-ft · 12 Nm

—

Timing chain tensioner

Critical

18 lb-ft · 25 Nm

—

Valve cover bolts

7 lb-ft · 10 Nm

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