engine

Cylinder Head R&R Torque Specs

for 2000 GMC Yukon 4.8L V8 Vortec · 4WD

Units

7 fasteners

Seq

Component

Torque

Angle

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Cover Bolts

12 lb-ft · 16 Nm

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Cylinder Head Bolts (M11)

Critical

TTY Bolts. Step 1: 22 lb-ft. Step 2: 90 deg. Step 3: 90 deg. Spiral sequence.

22 lb-ft · 30 Nm

180°

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Cylinder Head Bolts (M8)

Critical

Upper row small bolts. Tighten to 22 lb-ft in sequence (inner to outer).

22 lb-ft · 30 Nm

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Gasket Bolts

Critical

15 lb-ft · 20 Nm

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Mounting Bolts

20 lb-ft · 27 Nm

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Mounting Bolts

Critical

35 lb-ft · 47 Nm

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Sensor Bolts

8 lb-ft · 11 Nm

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