1990 GMC SIERRA 1500

5.0L V8 305 TBI•4WD•AUTOMATIC•gas

Repairs0 Labor1018 Torque2917 Fluid18 DTC0 Battery2 Maintenance0 Recalls0

engine

Timing Chain Guide Torque Specs

for 1990 GMC Sierra 1500 5.0L V8 305 TBI · 4WD

Units

16 fasteners

Seq

Component

Torque

Angle

—

Camshaft Sprocket Bolts

Critical

69 lb-ft · 93 Nm

—

—

Camshaft Sprocket Bolts

Critical

69 lb-ft · 93 Nm

—

—

Crankshaft Pulley Bolt

Critical

163 lb-ft · 220 Nm

—

—

Crankshaft Pulley Bolt

Critical

163 lb-ft · 220 Nm

—

—

Guide Bolts

Critical

23 lb-ft · 31 Nm

—

—

Guide Bolts

Critical

23 lb-ft · 31 Nm

—

—

Tensioner Bolt

Critical

19 lb-ft · 25 Nm

—

—

Tensioner Bolt

Critical

19 lb-ft · 25 Nm

—

—

Timing Chain Guide Bolts

Critical

Replace if worn

9 lb-ft · 12 Nm

—

—

Timing Chain Guide Bolts

Critical

Replace if worn

9 lb-ft · 12 Nm

—

—

Timing Cover Bolt

Critical

13 lb-ft · 17 Nm

—

—

Timing Cover Bolt

Critical

13 lb-ft · 17 Nm

—

—

Timing Cover Bolts - 8mm

Critical

Tighten in sequence

18 lb-ft · 25 Nm

—

—

Timing Cover Bolts - 8mm

Critical

Tighten in sequence

18 lb-ft · 25 Nm

—

—

Valve Cover Bolts

Tighten in sequence

7 lb-ft · 10 Nm

—

—

Valve Cover Bolts

Tighten in sequence

7 lb-ft · 10 Nm

—

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