"Intake and exhaust valve installation
Apply oil to the valve stems, and install the
valves securely by using the valve spring retain-
er and pliers. (See Fig.
3
1
.)
After their installation, check the tappet clear-
ance again.
12)
Install the gasket and tappet cover.
Intake/Exhaust
Valve
Fig.
31
13)
Install breather plate and breather plate with gaskets.
NOTE:
Make sure
to
use the correct gaskets.
14) Cylinder head
Replace the head gasket with a new one.
NOTE:
The
edge- folded side
of
the gasket must face the cylinder head.
Head nuts:
10
mm
flange nuts
Tightening torque:
350
-
400
kg-cm
15) Spark plug
Tightening torque:
120
-
150
kg-cm
16)
Electrical parts
a) Lighting coil
NOTE:
Be sure to clamp the wire
to
prevent it con tact with the flywheel.
6
x
20
mm
screw and washer assembly
b) Flywheel
Clean the dust or
oil
from the tapered portion
of
the crankshaft and flywheel, and install the fly-
wheel.
NOTE:
Install the flywheel before the ignition coif.
Tightening torque:
800
-
1000
kg-cm
c> Ignition coil
Adjust the clearance (air gap) between the ignition coil and flywheel, and then tighten the ignition
coil.
Air
gap:
0.5
mm
d) Starter motor
8
x
30
rnm
reamer bolts with washer and spring washer
Tightening torque:
160
-
200
kg-cm
-
26
-
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