1987-2006 Suzuki ATV LT80 Service Manual, Page 83Get this manual
ENGINE SERVICING
Tne circlip should be mounted in wen po'sition tnat the mating ends of the circlip do not coin side with the groove portion of tne pistonBefore inserting the piston into the cylinder, be sure to apply SUZUKI eel oil or two stroke oil to tne outer surface of the piston and piston ring grooves
PISTON RINGS
Both the lst and 2nd rings are key stone typeAn expander ring is equipped witn the 2nd ringTne rings must be placed in the proper direction will not fit in the cylinderotherwise the Eacn ring nas punched mark at its end and face it upsideExpan de rin g