The CarterFuel Systems program features unique innovation and solutions by offering premium OE fit, form, and function as well as exceptional vehicle coverage and exclusive problem-solving features. Carter Fuel Systems Rotary Vane style pumps for Carbureted and Diesel applications were originally created for military use and are appropriate for RV, Marine, AG, industrial and Performance applications. Some characteristics include: operating using leaded and unleaded gas, diesel fuels, and fuel boosters; free-flow fuel delivery; internal pressure regulating valve. Features constant flow, non-pulsating pump. An external fuel filter is required.