POWERHEAD
CYLINDER/CRANKCASE/PISTON ASSEMBLY
Assembly
IMPORTANT: If original components are not
replaced, each piston, piston pin, and connecting
rod
is
to
be
assembled and installed
in
its original
location.
IMPORTANT:
Do
not re-use gaskets, o-rings,
seals, or circlips once removed. Always use new
parts.
Piston and Connecting Rod
Apply engine oil to piston
pin,
piston
pin
bore, and
connecting rod.
Fit connecting
rod
to piston and insert piston pin
through piston and
rod.
1. Piston
004596
2.
Piston pin
3.
Connecting rod
4. Circlip
Install piston pin circlips with gap facing either up
or down.
00
004597
164
Apply engine oil to piston rings. Install oil ring
spacer first, then side
rails.
o
1. Spacer
004598
2.
Side rail
IMPORTANT: When installing spacer, do not
allow ends to overlap
in
the groove.
1.
Incorrect
004599
2.
Correct
Install 2nd ring
on
piston with
UR"
mark toward the
piston head.
E
o
U
Qj
)(
~
OJ
~
ii
E
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