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
Install the drive shaft and output shaft into the upper
Apply engine oil to the 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 (see Crankcase Assembly).
Using a high flash-point solvent, clean off any oil or dirt
from the outer circumference of the oil seal [A] and its
matching surfaces of the crankcases. Wipe the solvent
with a clean cloth.
Apply high-temperature grease to the oil seal lips.
Insert the collar [B] into the oil seal.
Press in the oil seal into the crankcase so that the surface
of the oil seal is flush with the surface [C] of the crankcase.
Transmission Shaft Disassembly
Remove the transmission shafts (see Transmission Shaft
Remove the circlips, and disassemble the transmission
Special Tool - Outside Circlip Pliers: 57001-144
The 5th gear [A] on the output shaft has three steel balls
assembled into it for the positive neutral finder mecha-
nism. Remove the 5th gear.
Set the output shaft in a vertical position holding the 3rd
Spin the 5th gear quickly [C] and pull it off upward.