here's the link to the listing..
http://cgi.ebay.com/ebaymotors/1957-FORD-Y-BLOCK-4-BARREL-DUAL-CARB-INTAKE-ECG9424-D_W0QQitemZ350270915782QQcmdZViewItemQQptZMotors_Car_Truck_Parts_Accessories?hash=item518dc604c6
That pictured unit is slated for a passenger car-not a T Bird.You can tell the application by the water pipe.It is the same manifold for the T Bird.
Oldmics