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:

Crankshaft and bearings - examination and renovation
1 Examine the bearing surfaces of the crankshaft for scratches or scoring and, using a micrometer, check each journal and crankpin for ovality. Where this is found to be in excess of 0.0254 mm (0. ...

CFI unit (1.6 and 1.8 litre (R6A type) CVH) - removal and refitting
Caution: Refer to the precautions in Section 1 before proceeding. A new gasket must be used on refitting. Removal 1 Disconnect the battery negative lead. 2 Remove the air cleaner assembly. 3 De ...

Engine/manual gearbox assembly - removal and separation
Note: A suitable hoist and lifting tackle will be required for this operation. 1.8 litre (R2A type) Removal 1 Proceed as described in Section 8, paragraphs 1 to 15 inclusive. 2 Working inside th ...