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• 1st ring and 2nd ring have letters "R" and "RN" marked on the
side. Be sure to bring the marked side to the top when fitting
them to the piston.
• Position the gaps of the three ring as shown. Before inserting
each piston into the cylinder, check that the gaps are so
located.
PISTON AND
CONROD
• Rub a small quantity of MOLYBDENUM OIL SOLUTION onto
each piston pin.
1Ir
MOLYBDENUM OIL SOLUTION
• Assemble the piston and conrod.
NOTE:
When installing the pistons, the indent ® on the piston
head
must
be brought to the other side
of
ID code ® on the conrod
big end.
• Install the piston pin circlips
CD.
I
CAUTION
I
Use new piston pin circlips to prevent circlip failure
which will occur with a bend one.
NOTE:
End gap of the circlip should not be aligned with the cutaway in
the piston pin bore.
1rr
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ENGINE
3-73
EX
• Upper side
rail
• Top ring
IN • Spacer
• Apply engine oil to the sliding surface of the pistons and cylin-
der walls.
NOTE:
Be sure to install the pistons in the cylinders from which they
were removed in disassembly, refering to the cylinder numbers,
"1" through "4", scribed on the piston.