Howdy gang; Picked up what I believe is a Madison-Kipp lubricator (well at least it's got the right letters :-)). Were these a buyer option and is the bottom hole the outlet? Any special tractor or engine that this went on? http://community.webshots.com/photo/60686285/203567864ercTxH TIA RickinMt. http://community.webshots.com/user/stroberc