Suzuki GSX-R750 Service Manual page 128

• 1st ring 4 and 2nd ring 3 have letters "IR" and "R" marked
on one side. Be sure to bring the marked side upward 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
• Apply a small quantity of MOLYBDENUM OIL SOLUTION
onto each piston pin.
 MOLYBDENUM OIL SOLUTION
• Assemble the piston and conrod.
NOTE:
When installing the pistons, the indent A on the piston head
must be brought to the other side of ID code B on the conrod
big end.
• Install the piston pin circlips 1.

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.
• Apply a small quantity of MOLYBDENUM OIL SOLUTION to
the sliding surface of the pistons and cylinder walls.
 MOLYBDENUM OIL SOLUTION
NOTE:
Be sure to install the pistons in the cylinders from which they
were removed in disassembly, referring to the cylinder numbers,
"1" through "4", scribed on the piston.
C 2nd ring and lower side rail
D Upper side rail
E 1st ring and spacer
ENGINE 3-75
EX
120 ¡
120 ¡ 120 ¡
IN