Polaris 2001 High-Performance Snowmobile Service Manual (PN 9916690), Page 153Get this manual
CARBURETION Mikuni TM-38TM-40 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