Exhaust Manifold Installation - Left Side CSV HSV VXR8

1. Install a NEW exhaust manifold gasket (1) and NEW sealing ring (3) to the exhaust manifold (2).

Notice: Refer to Exhaust System Inspection Notice in the Preface section.

2. Install the exhaust manifold assembly (2) to the engine.




Important: Do not fully tighten the exhaust manifold to cylinder head retaining bolts (1) at this stage.

3. Install the NEW exhaust manifold to cylinder head retaining bolts (1).

Do not fully tighten at this stage.

4. Clean the threads of the exhaust manifold to catalytic converter retaining studs with a suitable cleaning solvent.

Important: Make sure the sealing ring is seated correctly.

5. Install the left side catalytic converter. Refer to Catalytic Converter Replacement - Left Side.
6. Tighten the exhaust manifold to cylinder head retaining bolts (1) working from the centre to the outside.

Tighten
Tighten the bolts to 20 Nm (15 lb ft).