1937 Chevy Master All Aluminum Upgrade designed with the L6 radiator hose format for engine upgrade to pressurized system 235 / 250. This item is not meant for the original non pressurized layout, but can be used with proper modification. <br><br>All welded aluminum metal high performance style radiator is built to order in the USA. Allow 4 week build time. Item built without internal oil cooler, see related items to add a cooler into your radiator for auto transmission.<br><br>Purchaser is required to match illustration, thickness and measurements prior to purchase to ensure fitment. Item sold as illustrated and described disclosing model information is added as a reference. Custom built items are non returnable (12 month exchange factory defect warranty included)<br><br>Manufactured in the USA using controlled atmosphere brazing, the epoxy-free core measures 21.75 inches from header to header, 16.64 inches from side to side, and 2.25 inches thick. Aluminum tanks are TIG welded to the core to provide the strongest possible bond and has a 1.25 inch inlet and a 1.50 inch outlet. Each unit is individually tested prior to shipping and guaranteed to be 100% leak free.<br><br>Core Size: 21.75 x 16.64 x 2.25<br><br>Overflow tube will run down passenger side. Item is also thicker than the original copper radiator.<br><br>Sold as an upgrade to the stock L6 system. <br><br>O.E. Style Engine L6<br>Additional Details<br>Inlet 1.25 inch<br>Outlet 1.50 inch<br>Construction Material Aluminum<br><br><br><br><br>