6. CYLINDER HEAD/VALVE
6-2
Precautions in Operation
General Information
y
This chapter is contained maintenance and service for cylinder head, valve, and camshaft as well as
rocker arm.
y
Cylinder head service can be carried out when engine is in frame.
Specification
Item Standard
Limit
Compression pressure
12+/2 kg/cm2
---
Intake 30.800~30.920 3.075
Camshaft
Height of cam lobe
Exhaust 30.411~30.531
30.26
ID of valve rocker arm
12.000~12.018
12.10
Rocker arm
OD of valve rocker arm shaft
11.966~11.984
11.910
Intake 4.975~4.990 4.900
OD of valve stem
Exhaust 4.955~4.970
4.900
Guide seat
5.000~5.012
5.030
Intake 0.010~0.037 0.080
Clearance between
valve stem and guide
Exhaust 0.030~0.057
0.100
Free length of valve spring
35.000
31.500
Valve
Valve seat width
1.000
1.6
Tilt angle of cylinder head
---
0.05
Torque Value
Cylinder head bolt (LH)
2.0~2.4kgf-m
Cylinder head Nut
2.0~2.4kgf-m
Sealing bolt of cam chain auto-tensioner
0.8~1.2kgf-m
Bolt of cam chain auto-tensioner
1.2~1.6kgf-m
Cam sprocket cover bolts
0.8~1.2kgf-m
Cam sprocket bolt
0.8~1.2kgf-m
Spark plug
1.0~1.2kgf-m
Tools
Special service tools
Valve reamer: 5.0mm
Valve guide driver: 5.0mm
Valve spring compressor
Summary of Contents for Track Runner 200
Page 1: ...Track Runner 200 SERVICE MANUAL FORWARD HOW TO USE THIS MANUAL CONTENTS SERIAL NUMBER ...
Page 5: ...SERIAL NUMBER Frame number Engine number Home page Contents ...
Page 47: ...3 LUBRICATION SYSTEM 3 8 Notes To this chapter contents ...
Page 59: ...4 FUEL SYSTEM 4 12 Notes To this chapter contents ...
Page 87: ...7 CYLINDER PISTON 7 8 Notes To this chapter contents ...
Page 113: ...9 FINAL DRIVING MECHANISM 9 12 Notes To this chapter contents ...
Page 143: ...12 COOLING SYSTEM 12 14 Notes To this chapter contents ...
Page 153: ...13 BODY COVER 13 10 Note To this chapter contents ...
Page 167: ...14 FRONT BRAKE FRONT WHEEL 14 14 Notes To this chapter contents ...
Page 179: ...15 STEERING SUSPENSION 15 12 Note To this chapter contents ...
Page 197: ...16 REAR BRAKE REAR WHEEL REAR CUSHION 16 18 Note To this chapter contents ...
Page 219: ...17 ELECTRICAL SYSTEM 17 22 Notes To this chapter contents ...
Page 220: ...18 ELECTRICAL DIAGRAM 18 1 18 Home page Contents TRACK RUNNER 180 ELECTRICAL DIAGRAM ...
Page 221: ...18 ELECTRICAL DIAGRAM 18 2 Notes Home page Contents ...