engine

Exhaust Manifold Torque Specs

for 2002 Pontiac Firebird 5.7L V8 LS1 · RWD

Units

12 fasteners

Seq

Component

Torque

Angle

—

Cover Bolts

16 lb-ft · 22 Nm

—

EGR Tube Fitting

Critical

46 lb-ft · 62 Nm

—

Electrical Connector Bolts

7 lb-ft · 9 Nm

—

Exhaust Flange Bolts

Critical

Apply anti-seize | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

33 lb-ft · 45 Nm

—

Exhaust Manifold Nuts

Critical

Apply anti-seize

32 lb-ft · 43 Nm

—

Flange Bolts

Critical

Anti-seize

47 lb-ft · 64 Nm

—

Gasket Surface Bolts

Critical

Clean mating surfaces

20 lb-ft · 27 Nm

—

Hanger Bolts

20 lb-ft · 27 Nm

—

Heat Shield Bolts

13 lb-ft · 18 Nm

—

Mounting Bolts

Critical

47 lb-ft · 64 Nm

—

O2 Sensor

Critical

Apply anti-seize to threads

46 lb-ft · 62 Nm

—

Sensor Mounting Bolts

11 lb-ft · 15 Nm

—

2002 PONTIAC FIREBIRD

12 fasteners