Valve Guide Hole Reaming; Valve Guide; Valve Stem Seal - Suzuki GS850G Service Manual

VALVE GUTDE HOLE REAMING
Re-finish the valve guide
holes
in
cylinder
head with
a
12.2 rnm reamer
9.
Failrtrt>
ir)
oil
ill(.
~)ali)r gtrirl~ hole hrfort.
driving the new
gui& inro
place many
r ~ s z r l r irt
Q
durnug~d g r r i d ~ or h ~ r ~ d .
VALVE GUIDE
Fit a ring to each
valve
guide. Be sure
to use
new
rings and
valve
guides. Use of rings
a n d valve guides removed during
disassernbIy is prohibited. Remember that
the guide for intake
valve
ri!
differs in
shape
from
that of lthe
exhaust valve
2,.
12.2
rnm reamer:
I
Install valve spring lower seats Ti). Be
careful not
to
confuse the Power
seats
with
the spring retainer 3.
099 16-34530
VALVE
STEM SEAL
1 . Oil each oil seal. and drive them into
position with the
valve
stem seal installer.
Be sure to use a
valve
guide and stem
seal
installer attachment handle
on
the pushing
face of the installer.
I
Fig, 7-34
Oil the stem hole. in each valve
guide and
drive the guide into the guide hole using the
valve guide and stem seal installer
at-
tachment
, 3
.
Be sure to use a valve guide
installer attachment handle
19 on the
pushing face
of the installer,
as shown,
to
avoid direct contact between installer and
valve guide.
NOTE:
Do
nor use
rhe oil
seals r ~ r n o v ~ d i ~ l
OW1
l-L)4530
IWUl
h.57.32n
7
a )
14:
Valcc
stern
seal inrlaller aztwhmcnt
- -
V a l w stcnr
seal
inrtallcr hentile
I
13
a
Villvr giidc inrtnllcr attachment
/
W91h--9530
Valve guitlc inrlnller h:~ndlr. 099 1 h-57720