2009 ASTON MARTIN DB9

6.0L V12•RWD•AUTOMATIC•gas

Repairs461 Labor490 Torque1478 Fluid8 DTC1762 Battery1 Maintenance0 Recalls5

engine

Crankshaft R&R Torque Specs

for 2009 Aston Martin DB9 6.0L V12 · RWD

Units

18 fasteners

Seq

Component

Torque

Angle

—

Connecting Rod Bolts

Critical

TTY - critical torque plus angle

33 lb-ft · 45 Nm

—

—

Crankshaft Pulley Bolt

Critical

Often TTY - check spec, may require impact

133 lb-ft · 180 Nm

—

—

Crankshaft Pulley Bolt

Critical

Often TTY, may need impact

133 lb-ft · 180 Nm

—

—

Cylinder Head Bolts

Critical

TTY - tighten in sequence plus angle

48 lb-ft · 65 Nm

—

—

Flexplate Bolts✓ Verified

Critical

Automatic transmissions

33 lb-ft · 45 Nm

—

—

Flywheel Bolts✓ Verified

Critical

Often TTY, tighten in star pattern

33 lb-ft · 45 Nm

—

—

Front Main Seal Housing✓ Verified

Critical

9 lb-ft · 12 Nm

—

—

Main Bearing Cap Bolts

Critical

TTY - tighten in sequence plus angle

55 lb-ft · 75 Nm

—

—

Oil Drain Plug✓ Verified

Critical

Use new crush washer

18 lb-ft · 25 Nm

—

—

Oil Pan Bolt✓ Verified

Critical

Tighten in sequence

9 lb-ft · 12 Nm

—

—

Oil Pump Bolts✓ Verified

Critical

18 lb-ft · 25 Nm

—

—

Oil Pump Pickup Tube✓ Verified

Critical

9 lb-ft · 12 Nm

—

—

Rear Main Seal Housing✓ Verified

Critical

9 lb-ft · 12 Nm

—

—

Timing Chain Guide Bolts✓ Verified

Critical

Replace if worn

9 lb-ft · 12 Nm

—

—

Timing Chain Tensioner Bolt✓ Verified

Critical

Install with pin/clip to compress

18 lb-ft · 25 Nm

—

—

Timing Cover Bolts - 10mm✓ Verified

Critical

Tighten in sequence

33 lb-ft · 45 Nm

—

—

Timing Cover Bolts - 8mm✓ Verified

Critical

Tighten in sequence

18 lb-ft · 25 Nm

—

—

Transmission-to-Engine Bolts✓ Verified

Critical

33 lb-ft · 45 Nm

—

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