guide.
• Valve-stem-to-valve-guide clearance
=
Valve guide inside diameter "a" ·
Va
lve stem diameter "b"
Valve-stem-to-valve-guide clear·
ance (intake)
0.010-0.037 mm (0.0004-0.0015
in
)
Limit
0.080 mm (0.0032 in)
Valve-stem-to-valve-guide clear·
ance (exhaust)
0.025-o.052 mm (0.00
10-0
.0020
in
)
Limit
0.
100 mm (0.0039 in)
2. Repl
ace
:
• Valve guide
TIP
~~~~~~~~~~~~~~-
To ease valve guide removal and installation,
and
to
maintain the correct fit, heat the cy
li
nder
head to 100
•c (212 °
F)
in
an
oven.
YYTTTYTTTYYTTTYTTTYYTTYYTTTYTTTY
a. Remove the val
ve
guide with the valve guide
remover "1
".
VALVES AND VALVE SPRINGS
b.
Insta
ll
the new valve guide wi
th
the valve
g
ui
de insta
ll
er "2" and valve g
ui
de remover
"11".1
.
Valve guide position
13.3-13.7
mm
(0.52-0
.5
4
in
)
a.
Va
lve guide position
c.
After insta
lli
ng
th
e valve gu
id
e, bore
th
e valve
guide wi
th th
e valve guide reamer "3" to
ob
·
la
in
the prop
er
val
ve
-stem-
to
-valve-guide
clearance.
TIP
~~~~~~~~~~~~~~
After r
ep
lacing
th
e
va
lve guide, reface the val
ve
seat.
5-24
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