Manifolds, exhaust and emission control systems
All models utilise a light alloy inlet manifold which on carburettor models is coolant heated to improve the atomisation of the fuel/air mixture.
The exhaust manifold is of cast iron construction and incorporates a heated air box as part of the air inlet system on carburettor models.
See also:
Coolant pump - removal and refitting
1 Disconnect the battery negative lead.
2 Drain the cooling system.
3 Proceed as follows according to model:
SOHC models
4 Disconnect the heater and radiator bottom
hoses from the coolant pump.
...
Exhaust manifold nut check - RS Turbo models (Every 6000 miles
or 6 months)
Check the tightness of the exhaust
manifold securing nuts using a torque wrench. ...
Bonnet lock - removal and refitting
Removal
1 Extract the three securing screws from the
lock and lower it until the cable can be
disconnected.
2 Withdraw the lock from below the top rail.
Refitting
3 Refit by reversing the remova ...
