3-34
SERVICING ENGINE
PISTON
PIN
AND PIN BORE
'Using a small bore gauge, measure the piston pin
bore inside diameter. If the reading
exceeds the
following limit, replace the pisotn.
Piston pin bare 1.0.
Using a
micrometer, measure
the piston
pin
outside
diameter
a t
three
positions.
-
Service Limit
Piston pin
O.D.
18.030
mm (0.7098 in)
CONNECTING ROD SMALL END
BORE 1.0.
Service Limit
Using a small bore
gauge, measure
the connecting
rod small end inside diameter.
17.980
mrn
(0.7079
in)
Connecting
rod small end bore 1.D.
If
the connecting rod small end bore inside
diameter exceeds the above mentioned limit,
09900 -
20205
Service Limit
replace the connecting rod.
Micrometer
(0
-
25
mm)
18.040
rnm
(0.7102
in)
1
Service Limit
1
1.13
mm
(0.04
in)
CONNECTING RO'D BIG
END
SIDE
CLEARANCE
Check the connecting rod side clearance by using
thickness gauge, If the clearance exceeds the limit,
replace
connecting rod or crankshaft.