The Ultra HP Billet Mechanical Fuel Pumps. They’re constructed from CNC machined 6061-T6 aluminum to provide the utmost in strength and superior looks. These pumps not only look good they also perform. The Ultra HP Series pumps were put thru extensive durability testing before they were released for production. This equates to a rock solid, long lasting fuel pump. They come standard with -10 AN inlet and -8AN outlet fittings. They are intended for hard core strip use or they are perfect for use in circle track classes.