THIS TRUCK HAS A 302 ENGINE AFTER REPLACING FUEL PUMP THIS TRUCK WILL NOT PRESSURIZE THE FUEL SYSTEM I HAVE SPARK AND THE FUEL PUMP IS BRAND NEW I CAN GET FUEL INTO THE SYSTEM BUT ONLY BY REMOVING THE ONE WAT VALVE ON THE FUELPUMP OUTPUT LINE ANY IDEAS WILL BE HELPFUL I HAVE ALSO CHECKED THE RELAYS AND THE TANK SWITCH