See also:

Exhaust system check (Every 12 000 miles or 12 months)
With the vehicle raised on a hoist or supported on axle stands (see “Jacking and Vehicle Support”), check the exhaust system for signs of leaks, corrosion or damage and check the rubber mountings ...

Crankshaft and main bearings - removal and refitting
Note: A new crankshaft rear oil seal and a new rear oil seal housing gasket should be used on refitting. Removal 1 With the engine removed from the vehicle, remove the timing chain and crankshaft ...

Weber 2V carburettor automatic choke unit - removal, checking and refitting
XR3 models Removal 1 Remove the air cleaner (Section 2). 2 Disconnect the electrical lead to the automatic choke. 3 Undo the three choke housing cover retaining screws, withdraw the cover and bi ...