Mishimoto MMRAD-MUSHD-67X Ford&nbsp;Mustang Big Block X-Line Performance Aluminum Radiator, 1968&ndash;1970, Silver Direct fit for 1968-1970 Ford Mustang and Cougar with 390, 428, 429 Overall Size: 25.4 x 21.5 x 5.1 / Core Size: 24 x 16.4 / Rows: 3 Inlet & Outlet: 1.5, 1.75 / Core Thickness: 2.5 / Tank Wall Thickness: 0.08 TIG-welded aluminum radiator includes magnetic drain plug Mishimoto Lifetime Warranty