2006-2008 Polaris Snowmobiles FS/FST Service Manual., Page 51Get this manual
Maintenance Airbox Oil Breather Foam Element
The breather foam will soak up oil discharged by the ventilation cyclone34Clean the element in mixture of hot water and dishwater soapOnce clean, air dry the elementReinstall the element when dryReinstall the airbox cover and fasten each retaining clip
Spark Plug Servicing