2000 Polaris Indy 500 / 600 snowmobile service manual, Page 148Get this manual
FUEL SYSTEMCARBURETION Mikuni TM-38 Carburetor Service Carburetor Disassembly Cont10Remove water trapdrain plug (17 mm) and single screw on bottom of carb
11Remove float body NOTE: Float body will not come off unless water trapdrain plug, which is threaded and screws into main jet housing, is removed