Yamaha WR250F(P) Owner's Service Manual page 84

Lubrication system:
Oil filter type
Oil pump type
Tip clearance
Side clearance
Housing and rotor clearance
Cooling:
Radiator core size
Width
Height
Thickness
Radiator cap opening pressure
Radiator capacity (total)
Water pump
Type
MAINTENANCE SPECIFICATIONS
Item Standard
Wire mesh 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)
117.8 mm (4.6 in)
220 mm (8.7 in)
32 mm (1.26 in)
110 kPa (1.1 kg/cm
0.6 L (0.53 lmp qt, 0.63 US qt)
Single-suction centrifugal pump
2 - 9
SPEC
Limit
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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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2
, 15.6 psi) ----
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