hey guys 2001 750.. there are too hose's that go into the bottom of my air box... one looks like it go's to the crank case?(breather maybe?) then the other on got to a T fiting on top of the head(valve cover),then into 2 sqaure cover's??..also a littler hose from the T fiting to,looks like the bottom of the TB's?? is this the pair valve??