9.3.15. Piston and connecting rod
¥
Use a piston heater to heat the piston
approximately 100
ûC
(212
ûF
) for 5 min-
utes.
¥
Align the piston pin hole with the oiled
connecting rod small end and press the
piston pin (by lightly tapping with a rub-
ber hammer) to assemble the connect-
ing rod with the piston.
¥
Noting the direction of the piston, make
the longer side (machined with key
groove on the bearing) of the connecting
rod big end and the mark of Ô Õ
impressed on the inside of the piston
face each other in opposite directions.
On the piston head surface, the longer
side of connecting rod big end is in
opposite direction from the valve seating
surface as well as in the same direction
with the narrow margin of combustion
chamber.
¥
Install the snap rings and check to see
that it is securely assembled.
¥
Install the piston ring in the piston using
piston ring pliers.
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