The
correct
connecting
rod
cap fastening
torque values
are
as
follows:
EY
14
90
%
115
kg-cm
(6.5
%
8.3
ft-lb)
EY
23
EY18-3
170
%
200
kg-cm (12.3
%
14.4 ft-lb)
EY25-2
200
%
25Okg-m (14.4
%
18.0 ft-lb)
EY
27-2
Refer
to
chart
Fig.
6-3-15
for
clearance
between piston, cylinder and connecting
rod.
If
JWL
I
EY14
EY
18-3 EY 23 EY25-2 EY27-2
I
I
D
(crankshaft pin Dial
I
W
(crankshaft
pin
Width)
23.4
kO.1
25
+0.1
1
25
2.'
I
27
2.'
1
27
2.'
I
I
~~&~N$~>!~~~~R
AT
PISToN
10.037L-0.075L
1
0.03L-0.069L
I
0.03L-0.069L
1
0.06L-0.99L ~0.072L-O.111L
I
I
PISTON RING GAP
1
0.20L-0.40L
1
o.o~L-o.~~L
1
o.o~L-o.~~L
I
o.o~L-o.~~L
1
o.o~L-o,~~L
I
TOP RING
PISTON RING SiDE
0.05L-0.095L
0.01 L-0.055L 0.01 L-0.055L 0.01 L-0.065L 0.01 L-O.055L
0.01
L-0.055L
OIL
RING
0.04L-0.085L
0.04L-0.085L
0.04L-0.085L
0.04L-0.085L.
0.04L-0.085L SECOND RING
GROOVES
CLEARANCE IN
0.05L-0.095L 0.05L-0.095L 0.05L-O.OQ5L 0.05L-0.095L
CONNECTING
ROD
TO
CRANK PIN
0.05L-0.076L
0.04L-0.066L 0.04L-0.066L
0.037L-0.063L 0.037L-0.063L
SIDE
0.1
L-0.3L
0.1
L-0.3L 0.1 L-0.3L
0.1L-0.3L 0.2L-0.7L
CONNECTING
ROD
TO
PISTON PIN
0.021 L-0.040L
0.021 L-0.04OL 0.01 L-O.C29L
0.01L-0.029L
0.01 L-0.029L
PISTON PIN TO PISTON 10.009T-0.01 L )0.009T-O.01 L 10.009T-0.01 L 10.004T-0.015L
I
0.004T-0.015L
L:
LOOSE,
T: TIGHT
I
Fig.
6-3-
75
6-3-12
CRANKSHAFT
1)
Remove woodruff key
(for
magneto).
2)
Remove crankshaft from crankcase
by
tapping lightly
at
its end. Take
care
not
to
damage
the
oil
seal.
3)
In
reassembly; Attach
oil
seal
guide on end
of
crankshaft and mount crankshaft in
crankcase
as
shown in Fig.
6-3-16.
*
If
an
oil
seal
guide
is
not available,
mount
crankshaft
with
extreme
care
so
as
not
to
damage lips of
oil
seal.
Crankshaft
I
Fig.
6-3-
16
-
28
-
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