TABLE
OF
SPEC
IF
I
ON
Dim. Ref. Minimum
mm
(inch) Maximum
mm
(inch) Repair required
Bore new
69,000 (2.7165)
69,019 (2.7173)
69,169 (2.7232)
69,669 (2.7429)
70,169 (2.7626)
1st
oversize
(+0.5
mm)
69,500 (2.7362 69,519 (2.7370)
A
B
C.D
E
F
G
H
J
K
f
a
2nd oversize
(+1.0
mm)
70,000
(2.7560 70,019 (2.7567)
ring groove
width, piston
top
2,580 (0.1016)
2,600
2,580
62,7
63,1
(0.1024)
(0.1016)
(2.469)
(2.484)
2,700 (0.1063)
2,680 (0.1055)
center, bottom
2,565 (0.1010)
ring groove dia.
62,51 (2.461)
1st
oversize
62,91 (2.477)
2nd oversize
63,41 (2.496)
63,6 (2.504)
0,40 (0.016)
piston ring
end gap
0,25 (0.010)
1,25 (0.066)
piston ring
wall thickness
2,62 (0.103)
2,78 (0.109) 2,00 (0.079)
piston dia.
new
1st oversize
(+0.5
mm)
2nd oversize
(+1.5
mm)
68,900 (2.7126)
69,400 (2.7323)
69,900 (2.7520)
20,001 (0.7874)
15,995 (0.6297)
68,737 (2.7062)
69,237 (2,7259)
69,737 (2.7456)
see comments
see comments
68,887
69,387
69,887
(2.7121)
(2.7318)
(2.7515)
rod bearing bore
19,992 (0.7871)
15,986 (0.6294)
wrist pin dia.
crankshaft
end play
0,100 (0.004) 1,040 (0.041)
measuring point
f
30
mm
((1.18")
measuring point a
22,5
mm
(0.886")
perpendicular to the wrist pin axis up
from the bottom edge
of
the piston skirt
from cylinder top edge
27
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