2004 Skidoo ZX Series Service Manual, Page 287Get this manual
Section 05 ENGINES (4-TEC) Subsection 07 (CRANKSHAFTDRIVE GEARS)
NOTE: Replace connecting rod if diameter of connecting rod small end is out of specificationsInstallation For installation, reverse the removal procedurePay attention to the following detailsNOTE: Apply engine oil on the piston pinInsert piston pin into piston and connecting rodCAUTION: Take care that piston will be installed with the punched arrow on piston top to the exhaust side
R1004motr31A
1Sleeve with piston circlip inside 2Assembly jig from piston clip installer
PISTON RINGS
Removal
Remove: cylinder head(refer to CYLINDER AND CYLINDER HEAD) cylinder(refer to CYLINDER AND CYLINDER HEAD) piston pin no12 (refer to PISTON above) piston no10