Core Dimensions: 17″ H * 26-1/4″ W 432mm x 667mm x 52mm, Overall Dimensions: 18-3/4″ H * 32-1/4″ W 476mm x 825mm x 70mm, I/O: 1-3/8″// 1-1/2″ 35mm / 40mm, 3 Row; Plsease note our radiator inlet is 1-3/8″