Suzuki GS850G Service Manual page 392

@
PISTON + RING +CYLINDER
Unit: mrn (in)
ITEM STANDARD LIMIT
-
Compression pressure
I
9
-
12
kg/crn2 7 kg/cm2
I128
-
171
psi)
-
- - - - - -- -
I
(100
psi)
compression pressure difference
2
kg/crn2
I
-
I
- - - - -- - - - -
128 psi)
Piston to Cylinder clearance
0.050
-
0.060 0.1 20
-
.
(0.0020 -
0.00241
- - --
(0.0047)
C ~ l i n d e r bore 69.000
-
69.01 5 69.080
(2.71 65
-
2.7171)
-
-
12-71 97)
Piston diam. 68.945
-
68.960
(2.7
144
-
2.7 150) 68.880
Measure at
the 15mm (0.59 in)
12.71 18)
from piston
skirt end.
- p a
- -
Cylinder
distortion
. -
0.2
tO.008) I
Piston ring free end
gap
7.2
(0.281
7.6
(0.30)
Piston ring end
gap
0.10
-
0.30 0.7
1
s t
(0.004
- 0.012).
L
- -
(0.03)
0.10
- 0.30
0,7
2nd
-
(0.004 -
0.0121
-
-
(0.03)
Piston ring groove clearance
0.18
I
st
(0.0071
1
0.15
2nd
(0.0059)
Piston ring groove width
1
.21
-
1.23
1
s t
(0.047
- 0.048)
1.21
-
1.23
2nd
(0.047
-
0.0481
t-
. -
2.51
-
2.53
Oil
(0.099 - 0.1001
Piston
ring
thickness
1.175- 1.190
1
st
(0.0463
-
0.0469)
-
1.170
-
1.190
2nd
(0.0461 - 0.0469)
-
Piston pin bore I.D.
16.002
-
16.008 1 6.030
(0.6300
-
0.6302)
(0.631 1
}
Piston pin O.D. 15.980
(0.6297
-
0.6300) (0.6291
)