2007-2009 Suzuki LTZ90 factory service manual, Page 116Get this manual
PISTON RING Install the piston rings in the order of oil ring, 2nd ring and 1st ring The first member to go into the oil ring groove is spacer After placing the spacer, fit the two side rails 2NOTE: Side designations, top and bottom, are not applied to the spacer and side rails: you can position each either way
When installing the spacer, be careful not to allow its two ends to overlap in the groove
A INCORRECT CORRECT
Install the 2nd ring and the 1st ring to the pistonNOTE: 1st ring and 2nd ring differ in shape