TOP perfomances 9925650 Manual De Instrucciones página 8

6. Wash with fuel and blow all parts in the kit to eliminate any possible
machining residues.
7. Block off the crankcase opening with a clean cloth to avoid that
foreign matter may enter by accident and carefully clean the mating
surface of cylinder and casing.
8. Check the conditions of the roller cage and insert it in the con-rod
small end.
9. Lubricate the cage with fully synthetic mixer oil.
10. Fit on piston (2) one of the two gudgeon pin circlips (6). Lubricate
the piston ring grooves and fi t the piston rings (3/4) carefully.
11. Fit the piston (2) ensuring that the arrow at the top points to the
cylinder exhaust port. Fit the lubricated gudgeon pin (5) from the
side with no circlip.
12. Fit the second circlip (6) and ensure that both are correctly in place.
13. Insert the cylinder base gasket (9) after trimming it as in Fig. 1.
14. Lubricate the cylinder barrel (already washed and blown with air).
Position the piston ring at the suitable retainer on the piston and
carefully slide cylinder in.
Fig. 1 - Cut along the dashed line.
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