[1994fordt-bird]

i have a 1994 for thunderbird LX it has a 4.6 2v sohc and i want to head swap it with a 03 cobra top end i know i need the 4v dohc heads and the lower and upper supercharger mani and all gaskets can any one tell me every thing else i need

[Bullitt5339]

You'd come out cheaper buying the entire engine, because you'd end up rebuilding the bottom end of that '94 motor about a week later anyways.