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CRANKSHAFT/TR ANSMISSION 9-25
Transmission
Transmission Shaft Removal
•
Split the crankcase (see Crankcase Splitting).
•
Remove the drive shaft [A] and output shaft [B].
Transmission Shaft Installation
•
Check to see that the set pins [A] and set rings [B] are in
place.
•
Install the drive shaft and output shaft into the upper
crankcase half.
•
Apply engine oil to the sliding surfaces of the gears and
bearings.
○
The bearing set pins and rings must match properly with
the holes or grooves in the bearing outer races. When
they are properly matched, there is no clearance [A] be-
tween the crankcase and the bearing outer races.
•
Assemble the crankcase.
•
Press in the oil seal [A] onto collar [B] so that the surface
of the oil seal is flush with the counterbore bottom surface
[C] of the crankcase.
Transmission Shaft Disassembly
•
Remove the transmission shafts (see Transmission Shaft
Removal).
•
Remove the circlips, disassemble the transmission
shafts.
•
The 5th gear [A] on the output shaft has three steel balls
assembled i nto i t for the positive neutral finder mecha-
nism.
•
Remove the 5th gear as follows.
○
Set the output shaft in a vertical position holding the 3rd
gear [B].
○
Spin the 5th gear quickly [C] and pull it off upward.