1961-1964 Chevrolet Biscayne Sedan with 3/8 Inch Fuel Line with Fuel Return Line 1961-1964 Chevrolet Bel-Air Sedan with 3/8 Inch Fuel Line with Fuel Return Line 1961-1964 Chevrolet Bel-Air with 3/8 Inch Fuel Line with Fuel Return Line 1961-1964 Chevrolet Impala Convertible with 3/8 Inch Fuel Line with Fuel Return Line 1961-1964 Chevrolet Impala Hardtop with 3/8 Inch Fuel Line with Fuel Return Line 1961-1964 Chevrolet Impala Sedan with 3/8 Inch Fuel Line with Fuel Return Line.