Operation Manual

ASSEMBLING THE
CYLINDER AND THE
PISTON
- Install the piston rings.
- Install a new cylinder base gasket.
- Install the needle bearing cage, the
gudgeon pin and the circlips, first
lubricating the components with
AGIP Speed oil. Pay attention to the
position reference mark on the
crown of the piston (the arrow
should point towards the exhaust
port).
- Take care to ensure that the lugs on
the gudgeon pin circlips point
upwards. Ensure that the circlips
are seated fully home in their groo-
ves.
- Compress the rings into the interior
of their grooves
- And take care to ensure that they
do not ride up over the fixed stop
pins.
- Lubricate both the interior wall of
the cylinder and the outside of the
piston and the piston rings.
- Fit the cylinder and check that the
piston is correctly orientated (with
the arrow pointing towards the
exhaust port).
- Fit a new cylinder head gasket and
re-assemble the cylinder head.
- Fit a new spark plug.
- Reconnect the electrical connectors
for the temperature sensor and the
spark plug.
- Refill the cooling circuit with AGIP
coolant liquid, and bleed the cooling
circuit (please refer to the specific
section in this manual).
10-3