Aluminum radiador Core Dimensions(H x W ): 17 1/4" x 21 4/7"; Overall Dimensions(H x W): 23 1/2" x 23 1/2"; Hose Locations: IN: Center - OUT: Passenger Hose Fittings: IN: 1 1/2" - OUT: 1 7/9"; Trans Cooler: 1/2 20 Straight Thread G1/4 RELACEMENT For 1955-1957 Chevrolet Belair & Del Ray L6 V8 Engines; For 1955-1957 Chevy One-Fifty&Two-Ten Series L6 V8 Engines; For 55 56 57 CHEVY BEL AIR 6CYL; For Chevy Bel-Air V6 Cyl 55-1957 56 57 4 core radiator is made of full Aluminum construction, all item is 100% inspected and tested for quality assurance; Interchange Part Number: 5056 CC5056 EC5056 MC5056 DPI5056; Manufacturer Part Number: AE5056 CUC5056,RA-SBC55-3,RA-SBC55-2 Package Included: 1 X 4 Row Aluminum Radiator (Includes Radiator Cap) For Every Item, Any After-sales Issues, Pls Email Us First Vehicle Fitment: For 1955-1957 Chevrolet Belair & Del Ray L6 V8 Engines For 1955-1957 Chevy One-Fifty&Two-Ten Series L6 V8 Engines For 55 56 57 CHEVY BEL AIR 6CYL For Chevy Bel-Air V6 Cyl 55-1957 56 57 Interchange Part Number: 5056 CC5056 EC5056 MC5056 DPI5056 Manufacturer Part Number: AE5056 CUC5056,RA-SBC55-3,RA-SBC55-2 Package Included: 1 X 4 Row Aluminum Radiator (Includes Radiator Cap) Radiator Details Core Row: 4 Row Core Dimensions(H x W): 17 1/4" x 21 4/7" Overall Dimensions(H x W): 23 1/2" x 23 1/2" Hose Locations: IN: Center - OUT: Passenger Hose Fittings: IN: 1 1/2" - OUT: 1 7/9" Trans Cooler: 1/2 20 Straight Thread G1/4 Core Material: Full Aluminum Tank Material: Full Aluminum 100% welded seams by TIG