CRANKCASE/
TRANSMISSION
SERVICE INFORMATION
GENERAl
•
The main journal 9 mm bolts
are tightened
using the Plastic Region Tightening
Method.
•
Always use new main
journal 9 mm
bolts
(page 11-13).
•
The
main
journal
9 mm
bolt is pre-coated
with an
oil
additive
for
axial tension stabil ity. Do not remove
the
oil
additive
from the
new 9 mm
bo
lt surface.
•
Must be follow the
tightening procedure
for crankcase bolt tightening
(page
11-13).
•
The crankcase
must
be separated to
service the
following:
-
Transmission
- Crankshaft
(page 12-4)
-
Piston/connecting rod
(page
12-11)
•
The following
components must be
removed before
separating
the crankcase:
-
Alternator
(page
17-1 0)
I
flywheel (page
17-11)
-
Clutch
(page
9-15)
-
Gearshift linkage
(page 10-5)
- Cylinder head
(page
8-1
9)
-
Engine
(page
7-5)
- Oi
l
pump (page
4-8)
-
Starter motor
(page
19-6)
-Water
pump (page
6-18)
•
Be
careful not to damage the crankcase
mating surfaces when servicing.
•
Prior
to
assembling
the
crankcase
halves,
apply sealant to their mating surfaces, Wipe off excess sealant
thoroughly.
SPECIFICATIONS
Unit· mm
(in)
ITEM
Transmission
Gear I.D.
Gear
busing
O.D.
Gear-to-bushing
clearance
Gear
bushing
J.D.
Mainshaft O.D.
1--
C ountershaft O.D.
Bushing-to-shaft
clearance
Shift fork,
Fork
J.D.
fork shaft
Claw thickness
Shift fork shaft
0.0.
TOEQUE
VAlUES
Crankcase
bolt,
9 mm
(Main
journal)
Crankcase
bolt,
10mm
7mm
STANDARD
SERVICE LIMIT
M5,
M6
28.000
-
28.021
(
1.1024
-
1.1 032)
28.04
(1.104)
C1
26.007
-
26.028
(1.0239
-
1.0247)
26.04
(1.025)
C2
31.000
-
3
1.025 (1.2205
-
1.2215)
31.04 (1.222)
C3,C4
31.000-3 1.025
(1.2205- 1.2215)
31.04
(1.222)
M5, M6
27.959- 27.980 ( 1.1007 - 1.1016)
27.94
(1.100)
C2
30.970
-
30.995
(1.2193
-
1.2203)
30.95
(1.219)
C3,C4
30.950
-
30.975
(1.2185
-
1.2195)
30.93
(1.218)
M5, M6
0.020- 0.062
(0.0008-
0.0024)
-
C2
0.005- 0.055
(0.0002-
0.0022)
-
C3,C4
0.025-0.075
(0.0010
-
0.0030)
-
M5
24.985
-
25.006
(0.9837
-
0.9845)
25.03
(0.985)
C2
28.000-28.021
(1.1024-1.1032)
28.04
(1.104)
at M5
24.959- 24.980
(0.9826-
0.9835)
24.95
(0.982)
at
C2
27.967
-
27.980
(1.1011
-
1.1016)
27.96
( 1.101)
M5
0.005
-
0.047
(0.0002
-
0.0019)
-
C2
0.020- 0.054
(0.0008-
0.0021)
-
14.000-14.021 (0.5512- 0.5520)
14.03 (0.552)
6.43
-
6.50
(0.253-
0.256)
6.40
(0.252)
13.973
-
13.984 (0.5501
-
0.5506)
13.965 (0.5498)
See page page 11-13
Apply oil to t
he
t hreads and seating sur-
face
39 N·m
(4.0
kgf·m, 29 lbf·ft)
18 N·m
(1.8 kgf·m,
13 lbf·ft)
11-3
'