Aeromotive Fuel Pumps 11173 Aeromotive Inc. is a true high performance aftermarket manufacturer specializing in fuel delivery and fuel delivery components. Utilizing aerospace tolerances and procedures, three generations of track experience, and a meticulous approach to engineering, Aeromotive Fuel Systems has become the absolute pinnacle of performance fuel delivery. Pump, Gear, 3/8 Hex, .850 Gear 18gpm Aeromotive Spur Gear Fuel Pump 18GPM / .850 Gear / 3/8 Hex