2001 Ski-Doo Mini Z Factory Shop Manual, Page 72Get this manual
Subsection 04
Section 04 ENGINE (DISASSEMBLYASSEMBLY)
Secure piston pin with both piston pin circlips no6NOTE: Do not align the end gap of the piston pin circlips with the cutout in the piston bore
Space the piston ring end gaps 120 apart and do not align the gaps with the piston pin bore or the thrust side axisA A
A31C2MA
1Piston pin circlip 2Cutout
A31C2OA
Install all rings no24 with the markings facing upwardEnsure that top and second rings are not interchanged