Premium construction and engineering ensure the surest fuel delivery possible Versatile Fuel Pump works with wide variety of applications, is compatible with gasoline, diesel, biodiesel, blended alcohol fuels, and fuel additives Self-regulating and self-priming, has an internal check valve, built-in anti-siphon valve, transient protection Rated for 60 inches lift, 4.5-3.0 psi, and 30 gph, and has a 74-micron filter Has a 1/8 inch x 27 thread Designed for 12 volt systems only, installs easily, is Coast Guard ignition test approved and UL (574A) Certified Not intended for aircraft use