Cylinder Head / Valves; Valve Springs; Valve Guides - DAELIM VJF125 Service Manual

10. CYLINDER HEAD / VALVES

SERVICE INFORMATION
TROUBLESHOOTING
CAMSHAFT
CYLINDER HEAD
SERVICE INFORMATION
GENERAL SAFETY
The rocker arm and the camshaft can be serviced without removing the engine. However, the engine must be removed
from the frame to maintain the cylinder head.
The oil of camshaft is supplied through the cylinder head oil hole. Clean the oil hole prior to assembling the cylinder
head.
SPECIFICATIONS
CAM HEIGHT
CAMSHAFT
VALVE SPRING FREE LENGTH
VALVE STEM OUTER DIAMETER
VALVE,
VALVE GUIDE INNER DIAMETER
VALVE GUIDE
CLEARANCE BETWEEN
STEM AND GUIDE
VALVE SEAT WIDTH
TORQUE VALUES
CAM CHAIN TENSIONER PIVOT BOLT
SPARK PLUG
CYLINDER HEADSPECIAL SOCKET BOLT
CAM CHAIN TENSIONER LIFTER BOLT
CAM CHAIN TENSIONER LIFTER SCREW
CYLINDER HEAD COVER BOLT
CRANK SHAFT HOLE CAP
A.C.GENERATOR CAP
10-1
10-2
10-3
10-4
ITEM
1.0 kgf m (10N m)
1.1 kgf m (11N m)
4.0 kgf m (40N m)
1.2 kgf m (12N m)
0.4 kgf m ( 4N m)
1.0 kgf m (10N m)
0.8 kgf m ( 8N m)
0.6 kgf m ( 6N m)

VALVE SPRINGS

VALVE GUIDES

VALVE SEATS
CYLINDER HEAD ASSEMBLY 10-8
STANDARD VALUE
IN 32.02~32.18
EX 31.72~31.88
IN,EX 41.40
IN 4.975~4.990
EX 4.995~4.970
IN,EX 5.000~5.012
IN 0.010~0.037
EX 0.030~0.057
0.7~0.9
10-6
10-7
10-8
Unit : mm
SERVICE LIMIT
31.90
31.60
40.00
4.925
4.905
5.030
0.080
0.100
1.3
10-1