Cylinders and Pistons
ENGINE TOP END 3-33
Do not mix up the top and second ring.
.Install the top ring [A]so that the nRnmark  faces up.
Olnstall the second ring [C]so that the nRNnmark  faces
o If a new piston is used, use new piston ring.
.Install the piston with its marking hollowfacing forward.
Fit a new piston pin snap ring into the side of the piston
so that the ring opening [A]does not coincide with the slit
 of the piston pin hole.
OWhen installing the piston pin snap ring, compress itonly
enough to install it and no more.
OPlace a clean cloth under pistons and installthe piston pin
snap ring from the outside of each piston.
Do not reuse snap rings, as removal weakens and
They could fall out and score the cylinder wall.
Apply molybdenum disulfide oil to the inside wall of the
small end of the connecting rod.
.Install the piston by facing the hollow on the top of the
The piston ring openings must be positioned as shown in
the figure. The openings of the oil ring steel rails must be
40° of angle from the opening of the top ring.
Top Ring [A]
Second Ring 
Oil Ring Steel Rails [C]
Oil Ring Expander 
Install the rear camshaft chain guide by securing the rub-
ber damper [A]on the shaft with adhesive.
Olnstall the rubber damper with its nupn mark  facing up.