• Apply a small quantity of molybdenum oil solution to
the sliding surface of the pistons and cylinder walls.
M/O: Molybdenum oil (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.
• Install the pistons with conrods into the cylinders from
topside using the special tool.
NOTE
When installing the pistons, the indent "D" of
each piston head must be brought to the
exhaust side.
Special tool
(A): 09916–77310 (Piston ring compressor)
(A)
I837H1140130-01
"D"
I837H1140131-01
• Check that I.D. code "E" on each conrod faces intake
side.
CAUTION
!
Be sure to clean the conrod big end.
Piston Cooling Oil Jet
• Fit the new O-rings (1) to each piston cooling oil jet
and apply engine oil to them.
CAUTION
!
Use the new O-rings to prevent oil pressure
leakage.
Engine Mechanical:
1D-57
"E"
I837H1140132-01
1
I837H1140133-01