2. Disconnect the channel connecting the manifold and the air filter.
3. Remove the heat shield.
4. Disconnect the recirculation tube (photo).
11.4 Air ejection tubes (left) and recycling (on right) on the exhaust manifold of the Z24i engine
5. Raise the front of the vehicle and place on stands.
6. Disconnect the front exhaust pipe.
7. Disconnect wires from candles from a final collector.
8. Turn away bolts and nuts of a collector.
9. Disconnect the manifold.
10. Clean the manifold of seal residues.
11. Install a new gasket on the cylinder head. Hand-tighten the bolts and nuts.
12. In 3-4 steps, tighten the bolts and nuts to the specified torque. Tighten from center to periphery in a criss-cross pattern.
13. Remaining operations are carried out in reverse order.
20. Warm up the engine and make sure the manifold connections are tight.