engine

Head Gaskets - Both Torque Specs

for 2002 GMC Sierra 1500 5.3L V8 Vortec · RWD

Units

12 fasteners

Seq

Component

Torque

Angle

—

Camshaft Cap Bolts

Torque sequence

15 lb-ft · 20 Nm

—

Cover Bolts

15 lb-ft · 20 Nm

—

Cylinder Head Bolts

Multi-step + angle

81 lb-ft · 110 Nm

—

Cylinder Head Bolts (M11)

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

22 lb-ft · 30 Nm

180°

—

Cylinder Head Bolts (M8)

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

22 lb-ft · 30 Nm

—

Electrical Connector Bolts

6 lb-ft · 8 Nm

—

Exhaust Manifold Nuts

31 lb-ft · 42 Nm

—

Gasket Surface Bolts

Clean mating surfaces

19 lb-ft · 26 Nm

—

Intake Manifold Bolts

23 lb-ft · 31 Nm

—

Mounting Bolts

44 lb-ft · 60 Nm

—

Sensor Mounting Bolts

10 lb-ft · 14 Nm

—

Valve Cover Bolts

13 lb-ft · 17 Nm

—

2002 GMC SIERRA 1500

12 fasteners