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Yamaha YZ450F(Y User Manual

Yamaha YZ450F(Y
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2-3
MAINTENANCE SPECIFICATIONS
MAINTENANCE SPECIFICATIONS
ENGINE
Wheel travel:
Front wheel travel 300 mm (11.8 in)
Rear wheel travel 314 mm (12.4 in)
Electrical:
Ignition system CDI magneto
Item Standard Limit
Cylinder head:
Warp limit ---- 0.05 mm (0.002
in)
Cylinder:
Bore size 95.00–95.01 mm (3.7402–3.7406 in) ----
Out of round limit ---- 0.05 mm (0.002
in)
Camshaft:
Drive method Chain drive (Left) ----
Camshaft cap inside diameter 22.000–22.021 mm (0.8661–0.8670 in) ----
Camshaft outside diameter 21.959–21.972 mm (0.8645–0.8650 in) ----
Shaft-to-cap clearance 0.028–0.062 mm (0.0011–0.0024 in) 0.08 mm (0.003
in)
Cam dimensions
Intake "A" 31.200–31.300 mm (1.2283–1.2323 in) 31.100 mm
(1.2244 in)
Intake "B" 22.550–22.650 mm (0.8878–0.8917 in) 22.450 mm
(0.8839 in)
Exhaust "A" 30.900–31.000 mm (1.2165–1.2205 in) 30.800 mm
(1.2126 in)
Exhaust "B" 22.468–22.568 mm (0.8846–0.8885 in) 22.368 mm
(0.8806 in)
Camshaft runout limit ---- 0.03 mm
(0.0012 in)

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Yamaha YZ450F(Y Specifications

General IconGeneral
BrandYamaha
ModelYZ450F(Y
CategoryMotorcycle
LanguageEnglish

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