NOTE: Use new gaskets and self-locking nuts when reassembling.

Spark Plug Inspection
Remove the ignition coils and the spark plugs.
Inspect the electrodes and the ceramic insulator:
Burned or worn electrodes may be caused by these conditions:
...
Cylinder Head Cover Removal
Remove the intake manifold chamber.
Disconnect the four ignition coil connectors (A).
Remove the harness holder (B) and the breather hose (C).
Remove ...
Modifications
Do not modify your vehicle or use non-Honda components that can affect its
handling, stability, and reliability.
Overall vehicle performance can be affected. Always make sure all equipment is
pro ...