2013 YAMAHA YZ450F torque

[x] Cancel search: torque

Page 10 of 228

YAMAHA YZ450F 2013  Owners Manual CONTENTS
CHAPTER 1
GENERAL INFOR-
MATION
LOCATION OF 
IMPORTANT LABELS ..... 1-1
DESCRIPTION ................. 1-5
CONSUMER 
INFORMATION................. 1-6
FEATURES....................... 1-7
INCLUD

Page 28 of 228

YAMAHA YZ450F 2013  Owners Manual 1-18
STARTING AND BREAK-IN
• Unlike a two-stroke engine, this 
engine cannot be kick started 
when the throttle is open be-
cause the kickstarter may kick 
back. Also, if the throttle is open 
the a

Page 29 of 228

YAMAHA YZ450F 2013  Owners Manual 1-19
TORQUE-CHECK POINTS
TORQUE-CHECK POINTS
Concerning the tightening torque, refer to "TIGHTENING TORQUES" section in the CHAPTER 2.
Frame construction Frame to rear frame
Combined seat and fuel tan

Page 41 of 228

YAMAHA YZ450F 2013  Owners Manual 2-11
TIGHTENING TORQUES
TIGHTENING TORQUES
ENGINE
△- marked portion shall be checked for torque tightening after break-in or before each race.
ItemThread 
sizeQty Tightening torque Remarks
Spark pl

Page 42 of 228

YAMAHA YZ450F 2013  Owners Manual 2-12
TIGHTENING TORQUES
*1: Tighten the cylinder head bolts to 30 Nm (3.0 m•kg, 22 ft•lb) in the proper tightening sequence, remove and retighten 
the cylinder head bolts to 20 Nm (2.0 m•kg, 14

Page 43 of 228

YAMAHA YZ450F 2013  Owners Manual 2-13
TIGHTENING TORQUES
CHASSIS
△- marked portion shall be checked for torque tightening after break-in or before each race.
ItemThread 
sizeQty Tightening torque Remarks
△Upper bracket and outer

Page 44 of 228

YAMAHA YZ450F 2013  Owners Manual 2-14
TIGHTENING TORQUES
△Brake pedal mounting M8  1 26 Nm (2.6 m•kg, 19 ft•lb)
Brake pedal position locknut M6  1 6 Nm (0.6 m•kg, 4.3 ft•lb)
△Rear brake master cylinder and frame M6  2 10

Page 45 of 228

YAMAHA YZ450F 2013  Owners Manual 2-15
TIGHTENING TORQUES
1. First, tighten the steering ring nut approximately 38 Nm (3.8 m•kg, 27 ft•lb) by using the steering nut wrench, then loosen 
the steering ring nut one turn.
2. Retighten
Page:   1-8 9-16 17-24 next >