1970-71 Chevrolet Chevelle 425hp LS6 Holley Carb With Long Pump 3/8" And 5/16" Tube Pump To Carburetor Line 3pc OE Steel These preformed engine lines will replace the original pump to carburetor fuel lines and run from the fuel pump to the carburetor following factory routing. Our replacement lines are engineered from factory original lines, CNC manufactured for precision, and include the correct fittings and flares (where equipped).