Yamaha 2008 YZ250F Fahrer- Und Wartungshandbuch Seite 27

Quantity
Warp limit
Clutch spring free length
Quantity
Clutch housing thrust clearance
Clutch housing radial clearance
Clutch release method
Shifter:
Shifter type
Guide bar bending limit
Kickstarter:
Type
Carburetor:
Type/manufacturer
I. D. mark
Main jet (M.J)
Main air jet (M.A.J)
Jet needle-clip position (J.N)
Cutaway (C.A)
Pilot jet (P.J)
Pilot air jet (P.A.J)
Pilot outlet (P.O)
Pilot screw (example) (P.S)
Bypass (B.P)
Valve seat size (V.S)
Starter jet (G.S)
Leak jet (Acc.P)
Float height (F.H)
Engine idle speed
Intake vacuum
Hot starter lever free play
Lubrication system:
Oil filter type
Oil pump type
Tip clearance
Side clearance
Housing and rotor clearance
Cooling:
Radiator core size
Width
Item
MAINTENANCE SPECIFICATIONS
Standard
8
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35.7 mm (1.41 in)
5
0.10–0.35 mm (0.0039–0.0138 in)
0.010–0.044 mm (0.0004–0.0017 in)
Inner push, cam push
Cam drum and guide bar
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Kick and ratchet type
FCR-MX37/KEIHIN
5XCL L0
#178
ø2.0
NFPR-5
1.5
#42
#105
ø0.9
2-3/8
ø1.0
ø3.8
#72
#70
8 mm (0.31 in)
1,900–2,100 r/min
29.3–34.7 kPa (220–260 mmHg, 8.66–
9.45 inHg)
3–6 mm (0.12–0.24 in)
Paper type
Trochoid type
0.12 mm or less (0.0047 in or less)
0.09–0.17 mm (0.0035–0.0067 in)
0.03–0.10 mm (0.0012–0.0039 in)
120.2 mm (4.7 in)
2-7
Limit
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0.1 mm (0.004
in)
34.7 mm (1.37
in)
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0.05 mm (0.002
in)
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0.20 mm (0.008
in)
0.24 mm (0.009
in)
0.17 mm
(0.0067 in)
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