Type Carburetor. 2007 Polaris Indy 600 H.O. IQ F/O. 2006-2007 Polaris Indy 600 H.O. SwitchBack F/O. Kit includes all necessary O-rings, gaskets, jets, needle, mixture screw, float bowl screws, float valve needle and seat (needle jet and other pressed-in jets are not included in kit).