2007-2011 Polaris IQ Snowmobiles Service Manual, Page 280Get this manual
Engine and Cooling Systems 2007-2010 IQ 600 RMK700 RMK Cooling System
HOSETUNNEL COOLER TO SURGE TANK CAP SURGE TANK
HOSETHROTTLE BODY OUT TO SURGE TANK (CFI ONLY)
HOSEENGINE OUT TO TUNNEL COOLER (THERMOSTAT OPEN)