Yamaha T135SE Service Manual page 28

Item
Valve spring
Free length
Installed length (valve closed) IN/EX
Compressed spring force
Tilt limit "*" IN/EX
Winding direction
Piston
Piston-to-cylinder clearance
Piston size "D"
Measuring point "H"
Offset
Offset direction
Piston pin bore inside diameter
Piston pin outside diameter
Piston rings
Top ring
Ring type
Dimensions (B ⋅ T)
End gap (installed)
Ring side clearance (installed)
2nd ring
Ring type
Dimensions (B ⋅ T)
End gap (installed)
Ring side clearance
Oil ring
Dimensions (B ⋅ T)
End gap (installed of oil ring rails)
MAINTENANCE SPECIFICATIONS
IN/EX 47.33 mm (1.86 in)
35.30 mm (1.39 in)
IN/EX 135.6 – 156.0 N (13.8 – 15.8 kgf)
at 35.3 mm (1.39 in)
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IN/EX Clockwise
0.015 – 0.048 mm (0.0006 – 0.0019 in)
53.962 – 53.985 mm (2.1245 – 2.1254 in) ----
5.0 mm (0.1969 in)
H 0.25 mm (0.0098 in)
D
Intake side
14.002 – 14.013 mm (0.5513– 0.5517 in)
13.995 – 14.000 mm (0.5510– 0.5512 in)
Barrel
0.80 ⋅ 1.90 mm (0.03 ⋅ 0.07 in)
B
T 0.10 – 0.25 mm (0.0098 in) (0.00-0.01 in) 0.40 mm
0.030 – 0.065 mm (0.0012-0.0026 in)
Taper
0.80 ⋅ 2.15 mm (0.03 ⋅ 0.08 in)
B
T
0.10 – 0.25 mm (0.0098 in) (0.00-0.01 in) 0.40 mm
0.020 – 0.055 mm (0.0008-0.0022 in)
B
1.50 ⋅ 1.95 mm (0.06 ⋅ 0.08 in)
T
0.20 – 0.70 mm (0.01 – 0.03 in)
2-6
http://www.motorcycle.in.th
SPEC
Standard Limit
44.96 mm
(1.77 in)
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2.0 mm
(0.08 in)
----
0.150 mm
(0.0059 in)
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14.043 mm
(0.5529 in)
13.975 mm
(0.5502 in)
----
----
(0.0157 in)
0.10 mm
(0.0039 in)
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----
(0.0157 in)
0.10 mm
(0.0039 in)
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