2001 Ski-Doo Factory Shop Manual Volume Two, Page 56Get this manual

Section 02 LUBRICATION AND MAINTENANCE Subsection 01 (PERIODIC MAINTENANCE CHART)
A30H0XA

NO5 RAGS IN AIR INTAKE AND EXHAUST SYSTEM
At storage preparation, block air intake hole and exhaust system hole using clean ragsRemove those rags at pre-season preparation

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