CSF RADIATOR, RUGGED ALL METAL, 3-ROW -- 18.12 x 20 x 1.81 in. core size, 20 x 2.75 in. inlet/outlet tank header size, 1.25 in. top inlet right hose fittings, 1.5 in. bottom outlet left hose fittings, 12 in. transmission oil cooler size; Engineered to the highest specifications; No need to move fittings, drill additional holes, or stretch hoses to fit properly because it will fit exactly the same as with the original manufacturer's parts.