JEGS mechanical fuel pump fitting kit is designed for our 80 GPH series mechanical pumps or other brands with 1/4" NPT inlet and outlet. Includes one 1/4" NPT male x 5/16" inverted flare female adapter and one 1/4" NPT male x 3/8" inverted flare female adapter for use with most stock fuel lines. Also includes two 1/4" NPT male x 3/8" hose barb fittings for use with fuel hose.