engine
Timing Chain Kit Torque Specs
for 2019 Bentley Bentayga 4.0L V8 Twin Turbo · AWD
Units
18 fasteners
Seq
Component
Torque
Angle
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Cam Phaser Bolt
CriticalApply threadlocker, hold cam stationary
48 lb-ft · 65 Nm
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Camshaft Sprocket Bolts
CriticalHold cam with wrench on hex
59 lb-ft · 80 Nm
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Crankshaft Pulley Bolt
CriticalOften TTY - check spec, may require impact
133 lb-ft · 180 Nm
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—
Electrical Connector Bolts
6 lb-ft · 8 Nm
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—
Gasket Surface Bolts✓ Verified
CriticalClean mating surfaces
7 lb-ft · 10 Nm
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Guide Bolts✓ Verified
Critical7 lb-ft · 9 Nm
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Oil Drain Plug
CriticalUse new crush washer
26 lb-ft · 35 Nm
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Oil Pump Bolts✓ Verified
Critical15 lb-ft · 21 Nm
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Sensor Mounting Bolts
9 lb-ft · 12 Nm
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—
Tensioner Bolt✓ Verified
Critical17 lb-ft · 23 Nm
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Timing Chain Guide Bolts
CriticalReplace if worn
9 lb-ft · 12 Nm
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—
Timing Chain Idler Sprocket✓ Verified
Critical18 lb-ft · 25 Nm
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—
Timing Chain Tensioner Bolt✓ Verified
CriticalInstall with pin/clip to compress
15 lb-ft · 20 Nm
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—
Timing Cover Bolt✓ Verified
Critical7 lb-ft · 9 Nm
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Timing Cover Bolts - 10mm✓ Verified
CriticalTighten in sequence
33 lb-ft · 45 Nm
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Timing Cover Bolts - 6mm
Tighten in sequence
7 lb-ft · 10 Nm
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Timing Cover Bolts - 8mm✓ Verified
CriticalTighten in sequence
15 lb-ft · 21 Nm
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Valve Cover Bolts
Tighten in sequence
7 lb-ft · 10 Nm
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