The core of the radiator is welded in vacuum brazing furnace, no epoxy. The tanks are 100% welded by TIG. For 1956 Ford Park Lane Wagon 4.4L 4.8L 5.1L V8. For 1954 Crestline 3.9L 4.2L. Although we are trying our best, there could be small issues like wrong or defective item sent or damaged during transit or item not as described.