International Buyers – Please Note. This radiator is heavy duty designed, 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. 100% quality assurance tested. All Aluminum include Core & Tank. Core Size:646mm x 340mm. Core Thickness Size: 34mm(2Row). Inlet and outlet Size :28 x 28mm. We are are supply premium quality all aluminum radiator, silicone hose, oil cooler, intercooler, fans and so on for racing car and motorcycle. Welcome to contact me if you have any question. And we will do the same for you automatically! Thank you for your cooperation. Thanks for your support. Hope to see you next time!