ENGINE SPECIFICATIONS
2-3
Push rod bending limit
0.10 mm (0.004 in)
Drivetrain
Primary reduction ratio
2.609 (60/23)
Transmission type
Constant mesh 5-speed
Gear ratio
1st
2.417
(29/12)
2nd
1.733
(26/15)
3rd
1.313
(21/16)
4th
1.050
(21/20)
5th
0.840
(21/25)
Secondary reduction ratio
3.846 (50/13)
Final
drive
Chain
Air filter
Air filter element
Wet element
Air filter oil grade
Yamaha foam air filter oil or other quality foam
air filter oil
Idling condition
Engine idling speed
1900–2100 r/min
Coolant
temperature
70–80
C (158–176
F)
Throttle grip free play
3.0–6.0 mm (0.12–0.24 in)
Summary of Contents for YZ450FX 2023
Page 8: ......
Page 10: ...MOTORCYCLE CARE AND STORAGE 1 20 CARE 1 20 STORAGE 1 21 ...
Page 15: ...LOCATION OF IMPORTANT LABELS 1 5 ...
Page 16: ...LOCATION OF IMPORTANT LABELS 1 6 AUS NZL ZAF 4AA 22259 40 ...
Page 80: ...ELECTRICAL SYSTEM 3 32 ...
Page 96: ...HANDLEBAR 4 14 Throttle grip free play 3 0 6 0 mm 0 12 0 24 in ...
Page 116: ...CHAIN DRIVE 4 34 ...
Page 124: ...CLUTCH 5 7 ...
Page 128: ...FUEL TANK 6 3 ...
Page 148: ...SELF DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 8 13 ...
Page 158: ...CHASSIS 9 9 ...
Page 160: ...PRINTED IN JAPAN E ...