Service manual

4 - 77
ENG
CRANKSHAFT
g. Remove the lower crankcase and the
crankshaft journal lower bearings.
h. Measure the compressed Plasti-
gauge

width c on each crankshaft
journal.
If the clearance is out of specification,
select replacement crankshaft jour-
nal bearings.
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2.Select:
• crankshaft journal bearings (J
1 ~ J5)
NOTE:
• The numbers stamped into the crank-
shaft web and the numbers stamped
into the lower crankcase are used to
determine the replacement crankshaft
journal bearing sizes.
•“J1” ~ “J5” refer to the bearings shown
in the crankshaft illustration.
• If “J1” ~ “J5” are the same, use the
same size for all of the bearings.
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For example, if the crankcase “J1” and
crankshaft web “J
1” numbers are “6”
and “2” respectively, then the bearing
size for “J
1” is:
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Bearing size for J1:
“J
1” (crankcase) – “J1” (crankshaft
web) – 2 =
6 – 2 – 2 = 2
CRANKSHAFT JOURNAL BEARING
COLOR CODE
–1 pink/violet
0 pink/white
1 pink/blue
2 pink/black
3 pink/brown