JOES Dry Sump Breather tank is designed to allow venting of your dry sump tank while catching any oil that blows out. It”s a compact 3″ x 3″ x 6½” to fit into tight places and has a ¾” NPT fitting for your vent line. It is equipped with a drain valve so you can empty any oil that collects in the tank. JOES Dry Sump Breather Tank available with a JOES clamp on the back for 1½” and 1¾” tube mounting or with a flat sheet metal mount.