Mishimoto MMRAD-BEL-50X Chevrolet&nbsp;Bel Air Inline 6 X-Line Performance Aluminum Radiator, 1950&ndash;1954, Silver Fits 1950-1954 Chevrolet Bel Air Inline 6 Overall Size: 25.2 x 23.4 x 5 / Core Size: 21.6 x 17.1 / Rows: 3 Inlet & Outlet: 1.5, 1.75 / Core Thickness: 2.5 / Tank Wall Thickness: 0.08 Internal trans cooler to ensures optimal fluid temperatures for automatic trans Mishimoto Lifetime Warranty