Honda CBR600F4i Series Service Manual page 331

CRANKSHAFT / PISTON/ CYLINDER
12-14
Calculate the taper and out-of-round m three levels in
the X and Y axes, Take the maximum read ing to
determine them .
SERVICE LIMITS:
Taper: 0.10 mm (0.004 in)
Out of round: 0.10 mm 10.004 in)
The cyli nder m ust be reboretl antl an oversize pisto n
fitted if the servir.P. limits are exceeded.
The rollowing oversize piston is available:
0.25 mm (0.010 in)
The piston to cylinder clearance fo r the oversize p is
ton must be: 0.0 15 - 0.050 mm (0.0006 - 0.0020 in).
Inspect the top of t he cylinder for worpage.
SERVICE LIMIT: 0.10
mm
(0 .004
in)
PISTON ASSEMBLY
Carefully instRII the piston rings into the piston rin g
grooves with the ir morks facing up.
App ly oil to t he piston rings.
Avoid piston and piston ring damage citJring instal-
lation.
Install the piston rings wilh Lhe marks facing up.
Do not m ix t he tor Rnd second ri ngs; the top ring is
narrower t han the second ring in width .
Stagger the piston ring end gaps 120° apart rro n, ead1
other.
Sta;rner the side rail end gaps as shown.
TOP
MIDDLE
· · ,··-
..
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►
·, .... _ .. __ - L . . - -•·- . /
--
-
-
-
-
✓-
· ,
BOTTOM , , .. ·,- - -+-----i
'
,·
\ ., -----·>
''- - - ---
SECOND RING
SPACER