5-32 ENGINE TOP END
Cylinder and Piston
Cylinder Head (see Cylinder Head Removal)
Front Camshaft Chain Guide [A]
Cylinder Bolt [B]
Tap lightly up with a plastic mallet to separate the cylinder
from the crankcase.
Remove the cylinder base gasket.
Remove the cylinder (see Cylinder Removal).
Place a clean cloth under the piston and remove the pis-
ton snap ring [A] from one end of the piston pin.
Do not reuse snap rings, as removal weakens and
deforms them. They could fall out and score the
Remove the piston pin, using a piston pin puller.
Special Tool - Piston Pin Puller Assembly: 57001-1568 [A]
Remove the piston.
Carefully spread the ring opening with your thumbs and
then push up on the opposite side of the ring [A] to remove
Remove the oil ring in the same procedure.
Cylinder and Piston Installation
The oil ring rails have no "top" or "bottom".
Install the oil ring expander [A] in the bottom piston ring
groove so the ends [B] butt together.
Install the oil ring steel rails, one above the expander and
one below it.
Spread the rail with your thumbs, but only enough to fit
the rail over the piston.
Release the rail into the bottom piston ring groove.