Opel Corsa B 1993–2000 Service and Repair Manual: Exhaust manifold - removal and refitting

Removal

1.2 litre models

1. Raise and securely support the front of the car.

2. From under the car, separate the manifold-to-downpipe joint by removing the two bolts and recovering the tension springs.

3. Remove the air cleaner.

4. Remove the six bolts which secure the exhaust manifold to the cylinder head.

Remove the manifold and recover the gasket.

1.3, 1.4 and 1.6 litre models

5. Remove the air cleaner. Also remove the hot air shroud; noting how its sections fit over the manifold.

6. Remove the securing nuts or bolts from the manifold-to-downpipe joint.

7. Remove the manifold securing nuts and withdraw the manifold from the studs.

Recover the gaskets.

Refitting

1.2 litre models

8. Refit in the reverse order to removal, using a new gasket. Tighten the manifold securing bolts progressively, starting in the middle and working towards the ends, to avoid destructive stresses. Use a little anti-seize compound on the downpipe joint, and a new seal if necessary.

1.3, 1.4 and litre models

9. Refit in the reverse order to removal. Use a new gasket and tighten the nuts as described in paragraph 5. Also renew the gasket or seal at the downpipe joint.