2 - 4
SPEC
Camshaft
Drive system
Chain drive (left)
----
Intake camshaft lobe dimensions
Measurement A
37.051 ~ 37.151 mm (1.4587 ~ 1.4626 in) 36.956 mm
(1.4550 in)
Measurement B
30.074 ~ 30.174 mm (1.1840 ~ 1.1880 in) 29.973 mm
(1.1800 in)
Exhaust camshaft lobe dimensions
Measurement A
37.053 ~ 37.153 mm (1.4588 ~ 1.4627 in) 36.956 mm
(1.4550 in)
Measurement B
30.091 ~ 30.191 mm (1.1847 ~ 1.1886 in) 29.194 mm
(1.1494 in)
Maximum camshaft runout
----
0.030 mm
(0.0012 in)
Timing chain
Model/number of links
DID SC.A-0404A SV/104
----
Tensioning system
Automatic
----
Rocker arms/rocker arm shafts
Rocker arm inside diameter
12.000 ~ 12.018 mm (0.4724 ~ 0.4731 in) 12.030 mm
(0.4736 in)
Rocker arm shaft outside diameter
11.981 ~ 11.991 mm (0.4717 ~ 0.4721 in) 11.950 mm
(0.4705 in)
Rocker-arm-to-rocker-arm-shaft
clearance
0.009 ~ 0.037 mm (0.0004 ~ 0.0015 in)
0.080 mm
(0.0031 in)
Item
Standard
Limit
A
B
A
B
Summary of Contents for YP250R 2005
Page 1: ...YP250R SERVICE MANUAL 2005 1C0 F8197 E0 ...
Page 368: ...YAMAHA MOTOR ESPAÑA S A ...
