Air cleaner intake assembly or snorkel specific to the one year only 390-2V premium fuel engine, (X code engine). This version has the thermally operated trap door. There was an early version that used vacuum to open the trap door to the heat stove.
Ford part number C8WY-9A626-A.
*Note - This snorkel has a different spacing on the mounting ears, it will not mount to a 390GT air cleaner base.