4) Remove the dowel pins and cylinder base gasket
(3).
Piston
NOTE
The piston can not be serviced with the
engine installed in the frame.
1) Place a clean rag over the cylinder base so as not to
drop the piston pin circlips into the crankcase.
2) Remove each piston pin circlip (1).
1
3) Draw out each piston pin (2) and remove the piston
(3).
NOTE
Scribe the cylinder number on the piston
head.
2
Engine Top Side Assembly
Assemble the engine top side in the reverse order of
disassembly. Pay attention to the following points:
Piston
• When installing the pistons, apply molybdenum oil
3
• Install the pistons and piston pins.
I823H1140330-01
• Place a clean rag over the cylinder base so as not to
I823H1140331-01
• Install the piston pin circlips (1).
3
I823H1140332-01
Engine Mechanical:
solution onto each piston pin.
M/O: Molybdenum oil (MOLYBDENUM OIL
SOLUTION)
NOTE
• Be sure to install the pistons in the
cylinders from which they were removed in
disassembly, refer to the cylinder
numbers, #1 through #4, scribed on the
piston.
• When installing the pistons, the indent "A"
on the piston head must be faced to
exhaust side.
drop the piston pin circlips (1) into the crankcase.
CAUTION
!
Use new piston pin circlips (1) to prevent
circlip failure which will occur when it is bent.
1D-32
B823H11406017
"A"
I823H1140333-01