2004 Skidoo ZX Series Service Manual, Page 285Get this manual

Section 05 ENGINES (4-TEC) Subsection 07 (CRANKSHAFTDRIVE GEARS)
cylinder(refer to CYLINDER AND CYLINDER HEAD)Place rag under pistonRemove one piston circlip no13 and discard it
R1004motr26A

1Measuring perpendicularly (90) to piston pin A18 mm (.709 in)

R1004motr24A

The measurement should be as in the following tableIf not, replace pistonPISTON MEASUREMENT NEW NOMINAL SERVICE LIMIT 99.951 to 99.969 mm (3.935 to 3.936 in) 99.80 mm (3.929 in)

1Piston circlip

NOTE: The removal of both piston circlips is not necessary to remove piston pinPush piston pin no12 out of piston

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives