Yamaha WR450F(V) Owner's Service Manual page 470

KICK AXLE AND SHIFT SHAFT
EC4C5301
Shift shaft
1. Install:
NOTE:
Apply the engine oil on the roller and shift
shaft.
2. Install:
Kick axle assembly
1. Install:
NOTE:
• Apply the molybdenum disulfide oil on the
inner circumferences of the kick gear and
ratchet wheel.
• Align the punch mark a on the ratchet wheel
with the punch mark b on the kick axle.
2. Install:
NOTE:
Make sure the stopper a of the torsion spring
fits into the hole b on the kick axle.
4 - 77
• Roller 1
• Collar 2
• Torsion spring 3
• Shift shaft 4
• Shift pedal
Refer to "AC MAGNETO AND STARTER
CLUTCH" section.
• Kick gear 1
• Plain washer 2
• Circlip 3
New
• Ratchet wheel 4
• Spring 5
• Plain washer 6
• Circlip 7
New
To kick axle 8.
• Torsion spring 1
To kick axle 2.
ENG