MOUNTING STRUCTURE FOR FUEL SHUTOFF VALVE UNIT

A mounting structure for a fuel shutoff valve unit (U) includes a valve device () which is provided in a fuel tank () of a saddle type vehicle () and in which a breather passage (Y) which discharges volatile fuel to the outside is formed and a valve () which prevents leakage of liquid fuel is provided, wherein, in the saddle type vehicle including a filler tube (F) which is provided inside the fuel tank () and supplies fuel supplied from the outside to the inside of the fuel tank (), a support member (B) which is provided on an outer peripheral surface of the filler tube (F) and supports the fuel shutoff valve unit (U) inside the fuel tank () is provided.