Mighty Mite dependability for your ATV or Lawn and Garden equipment. Building on the proven performance of the Mighty Mite fuel pumps, Holley is proud to announce a new addition to our lineup. Capable of 25 gph and 1. 5-2. 5 psi, these 12 volt universal pumps can be a great replacement for any equipment that you have. They are constructed from a reliable solid state design for longer life and compatible with all fuels and fuel mixtures.