8. CYLINDER
HEAD/VALVES
SERVICE
INFORMATION
8-1
VALVE
GUIDE
REPLACEMENT
8-16
TROUBLESHOOTING
8-3
VALVE SEAT
INSPECTION/
CYLINDER COMPRESSION TEST
8-4
REFACING
8-17
CYLINDER
HEAD
COVER REMOVAL
8-4
CYLINDER HEAD
ASSEMBLY
8-1
9
CYLINDER
HEAD
COV
ER
CYLINDER
HEAD INSTALLATION
8-21
DISASSEMBLY
8-5
CAMSHAFT
INSTALLATION
8-23
CAMSHAFT
REMOVAL
8-6
CYLINDER
HEAD
COVER ASSEMBLY
8-27
CYLINDER
HEAD
REMOVAL
8-11
CYLINDER HEAD COVER
CYLINDER HEAD DISASSEMBLY
8-12
INSTALLATION
8-28
CYLINDER HEAD
INSPECTION
8-13
CAM CHAIN TENSIONER
LIFTER
8-29
SERVICE
INFORMATION
GENERAL
•
This section covers service of the
cy linder
head,
v11lves
and
camshaft.
•
The
camshaft
service
can be
done with the engine
installed
in
the
frame. The
cylinder head
service req
uires
eng
ine
removal.
•
Whe
n
disassembling, mark
an
d
stor
e
the
disassembled
r11rts
to
ensure
that
they
ore
reinstalled
in their
oriyi11al
locations.
•
Clean al
l
disasse111u
led
parts
with
r.lP.11n
1ng solvent
ond
dry them
by blowing them
ofl
with compressed
air
before
inspec
tion.
Camsh111t
lubricati
ng
oil is
'ed through
oil
passages in
the
cylindP.r
head.
Clean
the oi
l
pa&sa
ges
before asse111bling
the
cyli
nder head.
•
Be
careful
11ot to damage thP.
m ating
surfoccs
when
removing
the
t:yl
imler
head cover and
cylinder
head.
m
8-1