This radiator is heavy duty designed, it can provide more cooling capacity than standard radiator. Really well packed, exceeds OEM spec. The core of the radiator is welded in vacuum brazing furnace, no epoxy. The tanks are 100% welded by TIG. Core Size : 10.7″x18.4″x1.9 4 ROW. Overall Size: 16.65″x20.9″x6.81. Inlet/Outlet: 1.1″/ 1.25″. Aluminum Core and Tank. All shop order, bulk order, wholesale is welcome. Please feel free to ask.