Perfect Fit Compatibility: This aluminum radiator is compatible with 1955 1956 1957 Chevrolet 150 250 One-Fifty Two-Ten Series V8 Radiators for 1955 1956 1957 Chevrolet Bel-Air Nomad V8. Product specification - Core Size: 17 1/4" H x 21 1/2" W; Overall Size: 23 3/4" H x 24 1/2" W; Upper Inlet Size: 1-1/2" located in the CENTER; Lower Outlet Size: 1-3/4" located on the PASSENGER side; High Performance Racing Spec. 3-Row of tubes Core Racing Design; Please Check the Size Before You Buy! High Quality Material: Made of AA5052 aircraft grade raw aluminum, TIG welded, constructed with 100% welded seams, brazed core technology, All aluminum radiator thick tanks built with high density 3 Rows fins for maximum cooling efficiency, improves cooling efficiency by 35%-45% , It make heat dissipation more efficient to ensure durability in extreme weather. Simple Installation: Direct bolt-on OE fitment or replacement for factory unit, fast and simple installation without any drilling or modification. All products are subjected to leak tests, which can ensure quality and durability of radiators. What You Will Get: Package come with 1 X 3 Row Aluminum Radiator,1 X Radiator Cap.Using sturdy Thickened package (carton boxes, Shock-absorbing foam padding) to make sure radiator no bending and no damage. Tips: Using "Amazon Confimed fit" tools to confirm that the radiators fits your vehicle application.Please check the details size before purchase. Compatible with: For 1955-1957 Chevrolet Bel-Air V8 MT For 1955-1957 Chevrolet Nomad V8 MT For 1955-1957 Chevrolet One-Fifty (150) Series V8 MT For 1955-1957 Chevrolet Two-Ten Series (210) Series V8 MT For 1957 Chevrolet Del Ray V8 MT Please check the dimensions above carefully before you buy! Material: Full Aluminum Row: 3 Rows Core Size: 17-1/4" High x 21-1/2" Wide x 2'' . Overall Size: 24-1/2 High x 23-3/4" Wide Upper Inlet: 1-1/2" located in the CENTER Lower Outlet: 1-3/4" located on the PASSENGER side. Description: This aluminum radiator is designed to provide maximum cooling efficiency to avoid premature engine failure. Its light-weight, and high-heat transferring aluminum features a tube and fin design that, dramatically increases surface area that enables the heat to dissipate more efficiently. This Aluminum Radiator is at least 40% more efficient than stock ones. Most importantly, it has a much higher capacity for coolant than stock ones, which means that your cooling system will be more efficient and will be more resistant to temperature surges in racing applications.