ENGINE 3-95
• 1st ring
5 and 2nd ring
6 have letters “T” 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 rings as shown. Before inserting
each piston into the cylinder, check that the gaps are so
located.
A 2nd ring and Lower side rail
B Upper side rail
C 1st ring and spacer
• Apply a small quantity of MOLYBDENUM OIL SOLUTION
onto each piston pin.
* MOLYBDENUM OIL SOLUTION
NOTE:
When installing the pistons, front and rear, the indents
D
on the
piston heads must be located to each exhaust side.
• Place a clean rag over the cylinder base so as not to drop the
piston pin circlips into the crankcase.
• Install the pistons
7, front and rear.
• Install the piston pin circlips
8.
#
NOTE:
End gap of the circlip should not be aligned with the cutaway in
the piston pin bore.
#
120 ˚
120 ˚
IN
EX
120 ˚
Use new piston pin circlips to prevent circlip failure
which will occur with a bend one.
When turning the crankshaft, pull the cam chains
upward, or the chains will be caught between the
crankcase and the cam drive sprocket.
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