1 X Aluminum Shroud. 1984-1988 Nissan 300ZX 3.0L V6. 1 Higher density core: cooling rows are spaced 3/8" apart.giving you 25% more rows within the core than other. 1 X 4-Row Aluminum Radiator. The core of the radiator is welded in vacuum brazing furnace, no epoxy.The Radiator are 100% welded by.