B . and the thrust washer

34 Slide the 5th gear pinion onto the shaft with its selector fork groove facing the 3rd gear pinion, followed by the thrust washer (see illustrations).

35 Slide the 1st gear pinion needle roller bearing onto the shaft, followed by the 1st gear pinion (the open side of the gear faces the 5th gear pinion) and the thrust washer (see illustrations).

36 Fit the caged ball bearing onto the right-hand end of the shaft, referring to Tools and Workshop Tips (Section 5) in the Reference Section if required (see illustration).

37 Check that all components have been correctly installed (see illustration).

30 Selector drum and forks - ^
removal, inspection and «*£

installation IjS

Note: To remove the selector drum and forks the engine must be removed from the frame.

Removal

1 Remove the engine (see Section 5) and separate the crankcase halves (see Section 21), The selector drum and forks are located in the lower crankcase half.

2 If not already done, remove the gearchange mechanism (see Section 20).

3 Before removing the selector forks, note that each fork is lettered for identification. The right-hand fork has an R, the centre fork a C, and the left-hand fork an L (see illustration), These letters face the right-hand side of the engine. If no letters are visible, mark them yourself using a felt pen.

4 On J and К models, unscrew the bolt securing the centre selector fork to the shaft and remove the lockwasher. Support the selector forks and withdraw the shaft from the casing, then remove the forks. Once removed from the case, slide the forks back onto the

A Slide on the needle bearing...

B... the 1st gear pinion...

29.35c... and the thrust washer...

Then fit the bearing onto the end of the shaft

The assembled output shaft should be as shown

Each fork is lettered to identify its position on the shaft

Engine, clutch and transmission 2»55

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