Core Size : 21.58" H x 17.25" x 2.44" T ; Overall Size : 23.55" H x 23.53" W x 5.36" T ; Inlet/Outlet : 1.5"/1.77" ; Hose Locations: IN: Center / OUT: Passenger For Chevy Bel Air V8 1955-1957/ For Chevy Nomad V8 1955-1957/ For Chevy One Fifty Series V8 1955-1957/ For Chevy Two Ten Series V8 1955-1957/ 1957 Chevy Del Ray V8 MT models only CNC machined filler neck and cap ; OEM style brass petcock drain / Features 100% Leak Tested, 4 Rows, Downflow Radiator, Durability Tested Easy To Install: Light weight direct bolt-on replacement, stronger & higher capacity for coolant OEM Part Number: AE5057,CUC5057,8-70018,60021,6-70046,62002,1239012A,17002,CC5057,0280AA,1427,342G06, EC5057,MC5057,DPI5057 12 Months warranty ; If you have any questions, please feel free to contact us, we will solve it for you Fitment: For 1955-1957 Chevy Bel Air V8 MT models only For 1955-1957 Chevy Nomad V8 MT models only For 1955-1957 Chevy One Fifty Series V8 MT models only For 1955-1957 Chevy Two Ten Series V8 MT models only For 1957 Chevy Del Ray V8 MT models only Package Include: 1 X 4-Row Aluminum Radiator (Includes Radiator Cap) 1 X Aluminum Shroud 1 X 16" Fans (Includes mounting kits) 1 X Thermostat Relay Kit Radiator Details: Material : full aluminum Row : 4 rows T-5057 Aircraft Grade Aluminum CNC machined filler neck and cap OEM Style Brass Petcock Drain Crafts:100% Tig welded Style:Downflow Mount System:OEM Part Number: AE5057,CUC5057,8-70018,60021,6-70046,62002,1239012A,17002, CC5057,0280AA,1427,342G06, EC5057,MC5057,DPI5057 Fans Details: Volt : 12v Maximum Fan CFM: 1730 cfm Fan Diameter (in): 16.050” Thickness (in): 2.500” Number of Blades: 10 blades Maximum Fan RPM: 2,250 rpm Blade Material: Plastic Amp Draw: 12.70 amps Relay Kit Instructions: RED + connect directly to battery. WHITE wire to ignition switch power source. BLACK goes to thermos switch. BLUE wire goes to the Fans. Thermostat Relay Kit: Universal fit for any automotive vehicle and electric fan. Activates by grounding electric fans at preset temperature. 180'F turn-on temperature, 165'F turn-off temperature. 3/8" NPT thread-in brass probe w/ 1/2" NPT adapter included. Probe typically threads into radiator, water outlet or manifold.