I have a 1994 F250 7.3 Trbo Dsl when my fuel tank reaches half a tank it acts like it is starving for fuel . It doesnt do this at a full tank it only does it at half a tank. Any suggestions?????????????

Did you check your fuel filter? If not check that first for any contamination.

Checking the fuel pressure would also be a good idea.

After that you might want to drop the tank and remove the fuel pump. Inspect the pump, float, and the inside of the tank. You also might want new tank straps because if its rusted you will probably break the bolts.