Zhejiang Kayo Motor Co., Ltd.
5-9
5.1.3 Maintenance specifications
Cylinder head-valve-piston-cylinder block specifications
Items
Standard value
Service limit
Electric starting cylinder pressure
1050±150 kPa
—
Valve clearance
Intake valve
(0.06±0.02)mm
—
Exhaust valve
(0.06±0.02)mm
—
Rocker
arm,
rocker arm shaft
Rocker
arm
inner diameter
Intake/exhaust
(12.000
~
12.018)mm
—
Rocker
arm
shaft
outer
diameter
Intake/exhaust
(11.972
~
11.987)mm
—
Clearance
between rocker
arm and rocker
arm shaft
Intake/exhaust
(0.013
~
0.046)mm
0.10mm
Camshaft
Cam protrusion
height
Intake
(31.72
~
31.84)mm
31.66mm
Exhaust
(31.47
~
31.59)mm
31.41mm
Valves,
valve
guides
Valve
stem
diameter
Intake
(5.45
~
5.465)mm
—
Exhaust
(5.43
~
5.445)mm
—
Valve
guide
inner diameter
Intake/exhaust
(5.475
~
5.485)mm
—
Valve stem to
valve
guide
clearance
Intake
(0.01
~
0.035)mm
0.06mm
Exhaust
(0.03
~
0.055)mm
0.08mm
Free length of valve spring
Inner spring
39.2mm
38mm
Outer spring
44.85mm
43.65mm
Flatness of cylinder head
0.03mm
0.05mm
Cylinder parts
Cylinder, piston
Cylinder inner
diameter
(63.5
~
63.51)mm
63.57mm
Piston
outer
diameter
(63.47
~
63.48)mm
63.4mm
Side clearance of
piston ring
First ring
(0.03
~
0.07)mm
0.1mm
Second ring
(0.02
~
0.06)mm
0.09mm
Piston pin,
Piston pin hole,
Connecting rod
small end
Piston
pin
diameter
(14.994
~
15)mm
15.04mm
Piston pin hole
diameter
(15.002
~
15.008)mm
14.96mm
Connecting rod
small end hole
diameter
(15.014
~
15.022)mm
15.047mm
Summary of Contents for S200
Page 1: ...3 S200 Service Manual www kayomoto com KAYO MOTO...
Page 4: ...4...
Page 6: ......
Page 12: ...1 Maintenance information 1 6 1 3 2...
Page 20: ...1 Maintenance information 1 14 45 Ceiling beam fixing bolts GB70 85 M8 16 8 25 30...
Page 26: ......
Page 45: ...Zhejiang Kayo Motor Co Ltd 2 19 5 6 7 8 9 10 0...
Page 46: ......
Page 64: ...4 Around the engine 5 11 2 6 4 3 5 8 7...
Page 65: ......
Page 83: ......
Page 166: ......
Page 186: ...7 Signal and lighting system 7 8 Appendix S200 series electrical schematic diagram...