engine
Timing Chain Kit Torque Specs
for 2018 Rolls-Royce Dawn 6.6L V12 Twin Turbo · RWD
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
—
—
Crankshaft Pulley Bolt✓ Verified
CriticalOften TTY - check spec, may require impact
74 lb-ft · 100 Nm
—
—
Electrical Connector Bolts
7 lb-ft · 9 Nm
—
—
Gasket Surface Bolts
CriticalClean mating surfaces
20 lb-ft · 27 Nm
—
—
Guide Bolts✓ Verified
Critical7 lb-ft · 10 Nm
—
—
Oil Drain Plug✓ Verified
CriticalUse new crush washer
18 lb-ft · 25 Nm
—
—
Oil Pump Bolts✓ Verified
Critical15 lb-ft · 21 Nm
—
—
Sensor Mounting Bolts
11 lb-ft · 15 Nm
—
—
Tensioner Bolt
Critical15 lb-ft · 20 Nm
—
—
Timing Chain Guide Bolts
CriticalReplace if worn
9 lb-ft · 12 Nm
—
—
Timing Chain Idler Sprocket
Critical18 lb-ft · 25 Nm
—
—
Timing Chain Tensioner Bolt✓ Verified
CriticalInstall with pin/clip to compress
48 lb-ft · 65 Nm
—
—
Timing Cover Bolt✓ Verified
Critical15 lb-ft · 21 Nm
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—
Timing Cover Bolts - 10mm✓ Verified
CriticalTighten in sequence
7 lb-ft · 10 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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