Polaris 2001 High-Performance Snowmobile Service Manual (PN 9916690), Page 166Get this manual
CARBURETION Exploded View Fuel Pump
Taiyo Giken Description of Parts 1Vacuum (from crankcase) 2Diaphragm 3Gaskets 4Check Valves 5Fuel Outlets (to carbs) 6Fuel Inlet (from tank)