Where is the fuel pressure regulator located on a 1994 ford E150 van 4.9L?

On a 1994 Ford E150 van with a 4.9L engine, the fuel pressure regulator is located on the fuel rail, which is situated on the top of the engine. It is typically mounted directly on the fuel rail near the injectors. To access it, you may need to remove the air intake components for better visibility and space.