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CYLINDER/PISTON
CYLINDER/PISTON INSTALLATION
PISTON RING INSTALLATION
Be
careful not
fO
damage the Piston
and
rings
10-8
Carefully install
the
piston
rings
into
the
piston ring
~------------------
grooves with
the markings facing
up.
MARKING
NME
/
•
Do
not confuse
the top
and second rings.
'"
TOP
RING
•
To install the oil
ring,
install
the
spacer first, then
install
the side
rails.
120· -
-
('2;/&2
Stagger the piston
ring
end gaps
120
0
apan from
each other.
Stagger
the
side rail end gaps as
shown.
SECOND RING
-
wa
Oil RING
~f~~
W
PISTON INSTALLATION
Place a clean shop towel over the crankcase to
pre·
1:._'"
vent the piston pin clip
from
falling into
the
crank-
case.
Apply
molybdenum
oil solution
to the
piston pin
outer surface.
Apply engine oil to
the piston
pin
hole
and
connect
-
ing
rod
inner surface.
Install
the piston with the
"
IN~
mark
toward the
intake side and insert the piston pin through
the
pis-
ton
and connecting
rod.
Instal
new piston pin clips.
NOTE:
•
Make
sure
the
piston pin clips are seated
securely.
•
Do
not align
the
clip end
gap
with
the
piston
cut-
out.
SIDE RAILS
20 mm or more
SPACER
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Troubleshooting
