See also:

Cylinder head - removal and refitting
Removal Note: On HCS engines, cylinder head bolts may be used a total of three times (including initial fit) and must be suitably marked to indicate each removal operation. A new cylinder head ga ...

Fuel pressure regulator - removal and refitting
Note: Refer to the precautions at the end of Section 1 before proceeding. A new sealing ring will be required on refitting. Removal 1 Disconnect the battery negative lead. 2 Depressurise the fuel ...

Cylinder head and pistons - decarbonising
1 With the cylinder head removed as described in Section 7, the carbon deposits should be removed from the combustion surfaces using a blunt scraper. Take great care as the head is of light alloy ...