ALLOYWORKS 3 Row Core Aluminum Radiator for for Multiple Chevrolet/Buick/Pontiac For Chevy El Camino/GMC Caballero 1975-1987 ; For Chevy Bel Air/Impala/Biscayne 1971-73/Chevy Nova 1968-74 For Oldsmobile Cutlass 1980-1987/Buick Regal 1980-1987; For Buick Skylark,Special,GS,Sportwagon 1966 1967 ; For Pontiac Tempest 1968-1970/Bonneville 1980-1985 Overall Size(H x W): 19" x 27"; Core Size(H x W): 17" x 20-3/4" ;Inlet/Outlet: 1-1/2"/ 1-1/2" High performance 3 Row racing design which improves cooling by 35% to 45% temperature Top Attention: US Stock & Fast Shipping