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:

Contact breaker points renewal (Every 12 000 miles or 12 months)
1 Spring back the retaining clips or undo the screws as appropriate and lift off the distributor cap. 2 Withdraw the rotor arm from the distributor shaft. 3 On the Bosch distributor disconnect th ...

Thermo-time switch - removal and refitting
Removal 1 Disconnect the battery negative lead. 2 Drain the cooling system as described in Chapter 1. 3 Raise the front of the car and support it on axle stands (see “Jacking and Vehicle Support ...

Sump - removal and refitting
Note: New gaskets and sealing strips must be used on refitting. Removal 1 Disconnect the battery negative lead and drain the engine oil (see Chapter 1). 2 Refer to Chapter 5, Part A and remove th ...