Yamaha YZ450FA Automobile User Manual


 
4-69
ENGINE REMOVAL
• Upper engine bracket "8"
• Bolt (upper engine bracket) "9"
• Engine mounting bolt (upper) "10"
• Apply the molybdenum disulfide grease on
the pivot shaft.
• Install the patch with the claw "a" facing out-
side the chassis.
INSTALLING THE BRAKE PEDAL
1. Install:
• Spring "1"
• Brake pedal "2"
• O-ring "3"
• Bolt (brake pedal) "4"
•Clip "5"
Apply the lithium soap base grease on the bolt,
O-rings and brake pedal bracket.
INSTALLING THE DRIVE SPROCKET
1. Install:
• Drive sprocket "1"
• Drive chain "2"
Install the drive sprocket together with the drive
chain.
2. Install:
• Lock washer "1"
• Nut (drive sprocket) "2"
Tighten the nut while applying the rear brake.
Make sure to tighten to specification; other-
wise, it may damage the other part that is
fastened together.
Bolt (upper engine bracket):
45 Nm (4.5 m•kg, 32 ft•lb)
Engine mounting bolt (upper):
45 Nm (4.5 m•kg, 32 ft•lb)
Bolt (brake pedal):
26 Nm (2.6 m•kg, 19 ft•lb)
Nut (drive sprocket):
75 Nm (7.5 m•kg, 54 ft•lb)