engine
Crankshaft R&R Torque Specs
for 2020 Rolls-Royce Ghost 6.6L V12 Twin Turbo · AWD
Units
18 fasteners
Seq
Component
Torque
Angle
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Connecting Rod Bolts✓ Verified
CriticalTTY - critical torque plus angle
15 lb-ft · 20 Nm
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Crankshaft Pulley Bolt✓ Verified
CriticalOften TTY - check spec, may require impact
74 lb-ft · 100 Nm
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Crankshaft Pulley Bolt✓ Verified
CriticalOften TTY, may need impact
74 lb-ft · 100 Nm
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Cylinder Head Bolts✓ Verified
CriticalTTY - tighten in sequence plus angle
30 lb-ft · 40 Nm
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Flexplate Bolts✓ Verified
CriticalAutomatic transmissions
89 lb-ft · 120 Nm
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Flywheel Bolts✓ Verified
CriticalOften TTY, tighten in star pattern
83 lb-ft · 113 Nm
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Front Main Seal Housing✓ Verified
Critical9 lb-ft · 12 Nm
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Main Bearing Cap Bolts✓ Verified
CriticalTTY - tighten in sequence plus angle
15 lb-ft · 20 Nm
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Oil Drain Plug✓ Verified
CriticalUse new crush washer
18 lb-ft · 25 Nm
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Oil Pan Bolt✓ Verified
CriticalTighten in sequence
16 lb-ft · 22 Nm
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Oil Pump Bolts✓ Verified
Critical15 lb-ft · 21 Nm
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Oil Pump Pickup Tube✓ Verified
Critical9 lb-ft · 12 Nm
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Rear Main Seal Housing✓ Verified
Critical9 lb-ft · 12 Nm
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Timing Chain Guide Bolts
CriticalReplace if worn
9 lb-ft · 12 Nm
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Timing Chain Tensioner Bolt
CriticalInstall with pin/clip to compress
18 lb-ft · 25 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 - 8mm✓ Verified
CriticalTighten in sequence
18 lb-ft · 25 Nm
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Transmission-to-Engine Bolts✓ Verified
Critical34 lb-ft · 46 Nm
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