Yamaha XV16AL Service Manual page 337

CRANKSHAFT AND CONNECTING RODS
4. Select:
• big end bearings (P
NOTE:
• The numbers a stamped into the crank-
shaft web and the numbers b on the con-
necting rods are used to determine the
replacement big end bearing sizes.
• "P " ~ "P " refer to the bearings shown in
1 2
the crankshaft illustration.
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For example, if the connecting rod "P
the crankshaft web "P
and "2" respectively, then the bearing size
for "P " is:
1
"P " (connecting rod) – "P
1
shaft web) =
6 – 2 = 4 (green)
BIG END BEARING COLOR CODE
1
2
3
4
5
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5. Measure:
• crankshaft journal diameter a
Out of specification → Replace the crank-
shaft.
Crankshaft journal diameter
49.968 ~ 49.980 mm
(1.967 ~ 1.968 in)
NOTE:
Measure the diameter of each crankshaft
journal at two places.
5 - 118
ENG
~ P )
1 2
" and
1
" numbers are "6"
1
" (crank-
1
blue
black
brown
green
yellow
5