You need to use your own rubber gaskets on the bolt to seal the installation holes(Do not use our metal gaskets included in the box).Or it will leak fuel(See description).Coming with 2 screws in new inventory .It is almost impossible that it remains old inventory in amazon warehouse . ON: fuel in from the long pipe. STOP: completely shut off fuel. RES: when gas level is low, fuel in from the bottom of the long pipe. See details in the third picture.
Compatible with Hond. CB350F - 1972-1974 (There is only one fuel outlet for CB350f. You need a 2 into 1 fuel line when install this item.)
Compatible with 16950-300-020 510230-051 . Note: This item is a replacement part. Not OEM part. Please make sure the images are the same with what you want. If not, please do not purchase it even your model is in the described list!