2007-2008 Polaris IQ Snowmobiles Service Manual, Page 64Get this manual
Maintenance ENGINE MAINTENANCE
Exhaust Valve Cleaning
The exhaust valve guillotines must be cleaned to ensure maximum engine performance and throttle response
Surge Tank
Keep the level of the coolant inside the surge tank at the FULL COLD level mark when the coolant is at room temperatureAlways add coolant when the cooling system is COLD
CAUTION
FASTENERS