6AN or 3/8" Hose. Fit for Holley Dominator 4150 Series 7/8"-20 thread. Hose Material : Braided. Power-flow radius carburetor fittings for smooth fuel flow. 1 x Carburetor Dual Inlet Line Kit. 5PCS Motor Inline Gas Oil Fuel Filter Small Engine For 1/4" 5/16" Line Rgyelncw.