New stainless steel reproduction sending unit for 1969-1978 Ford & Mercury full size passenger cars (Custom, Custom 500, LTD, Marquis, Grand Marquis, Monterey).  This unit has the 5/16" fuel line.  Please see our store if you are looking for the larger 3/8" line or two line units.  This unit does not support a low fuel light and does not fit station wagons.  Please check compatibility before ordering.