B Remove the wave washer (1), then camshaft sub-gear (2) and the gear spring (3)

Use a spanner to relieve the tension on the service bolt

Refitting

Inspection

14 Inspect each follower for scuffing and score marks (see illustration).

15 Visually examine the cam lobes and bearing journals for score marks, pitting, galling and evidence of overheating (blue, discoloured areas). Look for flaking away of the hardened surface layer of each lobe.

16 If in any doubt as to the condition of the camshafts/gears, have them examined and measured by an automotive engineering workshop.

17 Reassemble the intake camshaft sub-gear. Install the camshaft gear spring, sub-gear and wave washer. Secure them with the

10.11b Mark up a cardboard box to store the followers/shims and bearing caps

circlip (see illustrations 10.13a and 10.13b).

18 Refer to paragraph 6 and install a service bolt.

19 Apply moly-base grease or engine assembly lube to the intake" camshaft followers, then install them in their original locations. Make sure the valve adjustment shims are in place on the followers.

20 Apply moly-base grease or engine assembly lube to the intake camshaft lobes and bearing journals.

21 Position the intake camshaft so that the service bolt hole in the camshaft gear is uppermost then place the camshaft in position

(see illustration 10.4).

22 Install the intake camshaft bearing caps (except the right-hand cap) in numerical order with the arrows pointing toward the timing belt end of the engine.

23 Tighten the bearing cap bolts uniformly and alternately, in several stages, until the caps

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