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umers !A
B or
C)
on
the
left srde of
uµµe,
crankcase
are the codes for
the hearing sup-
porz I.D.s
110111
left
to right.
Numher.<
(1.
2
N
3) on
me
crank
weight
are the
codes
for
thP.
m ain
journ;;I
U.V.s from
left
to
nght
l11
stc1II the dowel pins and
oil
orifices.
1.arP.t
11lly install the lower crankcase
on
the
upper
crankcase.
Apply enyine
uil onto
the
main
journal
8-mm
bolt
threads and
seat
ing surtnr:P.s and install
them.
Tighte
n
the 8-mm
bolts in a
crisscross
pattern in two
or three
steps.
TORQUE:
25 N•m (2.6
kgf•m,
19
lbMtl
RP.move the 8-mm bo lts and lower cronkcase.
Measure the compressed
plast
i!laU!le
at
its widest
point un
eodl
main
journal
to determine
the
oil clea r-
ance.
SERVICE
LIMITS:
0.05
mm (0.002
in)
If
main
bearing
cleara nce exceeds
the
service limit,
select the
co rrect replacement
liearinys.
BEARING
SELECTION
Record
th
e crankcase
bearing
su
pport
1.D.
code letters
from
the
lert side
of
the
upper
cran
kcase as
shown.
Record the correspnnci
ing
main Journal
O.D. code
numbers from the crank weight.
Cross
ref
erence
the main
journal
and bearing
support
codes
to
determine the replacement bearing color
code.
CRANKSHAFT
/ PISTON/
CYLINDER
12-7
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