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ENG
CRANKSHAFT
g. Remove the lower crankcase and the crank-
shaft journal lower bearings.
h. Measure the compressed Plastigauge
width
1
on each crankshaft journal.
If the clearance is out of specification, select
replacement crankshaft journal bearings.
4. Select:
SCrankshaft journal bearings (J
1
X J
5
)
For example, if the crankcase “J
1
” and crank-
shaft web “J
1
” numbers are “6” and “2” respec-
tively, then the bearing size for “J
1
” is:
Bearing size for J
1
:
J
1
(crankcase) – J
1
(crankshaft web) =
6 – 2 = 4 (green)
CRANKSHAFT JOURNAL BEARING
(COLOR CODE)
1 Blue
2 Black
3 Brown
4 Green
5 Yellow
5. Measure:
Scrankshaft-pin-to-big-end-bearing clear-
ance
Out of specification ! Replace the big end
bearings.
Crankshaft-pin-to-big-end-bear-
ing clearance
0.017X 0.040 mm
<Limit: 0.08 mm>
The following procedure applies to all of the
connecting rods.