DIY Air to Water Intercooler setup for 350 to support 600hpThis item is in the category eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Engine Cooling Components\Radiators. Core size(mm) 533 x 168 x 56 mm (21×6.6×2.25). Aluminum radiator air to water intercooler heat exchanger 3rows universal inlet/outlet(mm)19 mm (0.75).