engine

Camshaft R&R Torque Specs

for 1999 GMC Sierra 2500HD 6.0L V8 Vortec · 4WD

Units

9 fasteners

Seq

Component

Torque

Angle

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Camshaft Retainer Plate

Critical

Torx bolts.

18 lb-ft · 25 Nm

—

Camshaft Sprocket Bolts (3-Bolt)

Critical

For 3-bolt cam gear. If 1-bolt VVT: 55 lb-ft + 50 degrees.

26 lb-ft · 35 Nm

—

Cover Bolts

16 lb-ft · 22 Nm

—

Electrical Connector Bolts

7 lb-ft · 9 Nm

—

Gasket Bolts

Critical

20 lb-ft · 27 Nm

—

Gasket Surface Bolts

Critical

Clean mating surfaces

20 lb-ft · 27 Nm

—

Mounting Bolts

Critical

47 lb-ft · 64 Nm

—

Sensor Bolts

11 lb-ft · 15 Nm

—

Sensor Mounting Bolts

11 lb-ft · 15 Nm

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