See also:

Cylinder head - removal and refitting (engine removed)
Note: The cylinder head bolts must always be renewed after slackening, and a new cylinder head gasket and camshaft cover gasket must be used on refitting. If the engine has recently run, the cylin ...

Timing belt renewal - CVH engines (Every 36 000 miles or 3 years)
Refer to Chapter 2, Part B. ...

Ignition timing - adjustment for use with unleaded petrol
Note: Refer to the Specifications Section at the beginning of this Chapter for ignition timing values for use with unleaded petrol. 1 To run an engine on unleaded petrol, certain criteria must be ...