2007-2008 Polaris IQ Snowmobiles Service Manual, Page 160Get this manual
Engine and Cooling Systems COOLING SYSTEMS
Thermostat Replacement
BLEED SCREW WASHER BRIDGE ALIGNED WITH HOLES
Thermostat Orientation
The thermostat must be installed in the cylinder head has shown in the illustrationsCenter Thermostat Location
HOUSING COVER
Offset Thermostat Location