GM Service Manual Online
For 1990-2009 cars only

Application

GM SPO Group Number

Catalytic Converter Bolt

8.900

Catalytic Converter Gasket

3.690

Exhaust Crossover Pipe

3.609

Exhaust Crossover Pipe Heat Shield (3100)

3.616

Exhaust Crossover Pipe Heat Shield Bolt (3100)

3.616

Exhaust Crossover Pipe Flange Bolt (3800)

3.613

Exhaust Crossover Pipe Prevailing Torque Nut (3100)

8.917

Exhaust Crossover Pipe Seal (3800)

3.611

Exhaust Crossover Pipe Stud

3.613

Exhaust Manifold Pipe Gasket

3.611

Exhaust Manifold Pipe Nut

8.915

Exhaust Manifold Pipe Stud (3800)

3.613

Exhaust Muffler

3.701

Exhaust Muffler Inlet Pipe Clamp

3.708

Exhaust Muffler Front Hanger Bracket

3.704

Exhaust Muffler Rear Hanger Bracket

3.704

Exhaust Muffler Rear Hanger Bracket Bolt

8.900

Exhaust Muffler Rear Hanger Insulator

3.704

Exhaust Pipe

3.609

Exhaust Pipe Hanger

3.616

Exhaust Pipe Hanger Bracket Insulator

3.616

Exhaust Pipe Rear Hanger Bolt

8.900

Exhaust Pipe Rear Hanger Bracket

3.616

Exhaust Pipe Rear Hanger Insulator

3.616

Exhaust Tail Pipe

3.705

Heated Oxygen Sensor

3.682

Pop Rivet

8.967

Three-Way Catalytic Converter

3.685