Honda CBR650F Service Manual page 265

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CRANKSHAFT/PISTON/CYLINDER
If you are replacing the crankshaft, record the
Letters (A, B or C)
corresponding crankpin O.D. code letter [1].
on the crank weight
are the crankpin
If you are reusing the crankshaft, measure the crankpin
O.D. codes from left
O.D. with a micrometer.
to right.
Cross-reference the connecting rod and crankpin codes
to determine the replacement bearing color code [1].
CRANKPIN BEARING THICKNESS:
A: Blue:
B: Black:
C: Brown:
D: Green:
E: Yellow: Thinnest
CRANKPIN BEARING SELECTION TABLE:
CRANKPIN O.D.
CODE
After selecting new bearings, recheck the clearance
with a plastigauge. Incorrect clearance can cause
severe engine damage.
BEARING INSTALLATION
Clean the bearing outer surfaces, crankpin bearing cap
and connecting rod.
Install the crankpin bearing inserts [1] onto the bearing
cap and connecting rod, aligning each tab with each
groove.
14-12
Thickest
35.994 – 36.000 mm
A
(1.4171 – 1.4173 in)
35.988 – 35.994 mm
B
(1.4168 – 1.4171 in)
35.982 – 35.988 mm
C
(1.4166 – 1.4168 in)
[1]
CONNECTING ROD I.D. CODE
1
39.000 – 39.006 mm 39.006 – 39.012 mm
(1.5354 – 1.5357 in) (1.5357 – 1.5359 in)
E
(Yellow)
D
(Green)
C
(Brown)
[1]
2 3
39.012 – 39.018 mm
(1.5359 – 1.5361 in)
D C
(Green) (Brown)
C B
(Brown) (Black)
B A
(Black) (Blue)
[1]
Align