See also:

OHV and HCS engines
The 1.1 litre and 1.3 litre OHV engines are of four-cylinder, in-line overhead valve type (hence OHV), mounted transversely together with the transmission, at the front of the car. The crankshaft ...

Cylinder head - inspection and renovation
Note: On engines fitted with hardened valve seats for use with unleaded petrol, valve and valve seat grinding and recutting cannot be carried out without the use of specialist equipment. Consult a ...

Throttle housing - removal and refitting
Note: During manufacture the throttle plate is adjusted so that it is fractionally open, to avoid the possibility of it jamming shut, and it must not be repositioned. Idle speed adjustment is prov ...