Yamaha FZR400 1988-1989 Service Manual page 176

J2 J4 J6 P2 P4
INSPECTION AND REPAIR
7.
Remove:
??
connecting rod cap
Use care in removing.
8. Measure:
??
Width of Plastigage@
Out of specification + Replace the bearings
and/or replace the crankshaft if necessary.
Connecting Rod Oil Clearance:
0.043 - 0.0066 mm
(0.0017 - 0.0026 in)
Crankshaft Main Journal and Connecting Rod
Bearing Selection
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Numbers used to indicate crankshaft journal
sizes are stamped on the LH crankweb. The
first six (6) are main journal bearing numbers,
starting with the left journal. The four (4)
connecting rod bearing numbers follow in the
same sequence.
??
The upper crankcase half is numbered Jl, J2,
J3, J4, J5 and J6 on the rear right bosse as
shown.
??
The numbers are stamped in ink on the rod
c a p @ .
BEARING COLOR CODE
No. 1
ing selection.
4 - 4 0
Blue
No. 2
No. 3
No. 4
Black
Brown
Green
Yellow