Core Size : 22.04" H x 16.85" W x 2.75" T; Overall Size : 28.42" H x 20.47" W, Inlet/Outlet: 2" & 1.75" Vehicle Compatibility: Radiator For Ford Model AA Double A Heavy Duty 3.3L L4 1930-1931 Engine Aluminum Radiators Easy To Install: Light weight direct bolt-on replacement, stronger & higher capacity for coolant. Performance: Made of high quality Aircraft AA5052 grade aluminum Construction. At least 35% more efficient than stock one. Excellent design: This AA5052 Aluminum Radiator is designed to provide maximum cooling efficiency to prevent 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 Radiator Fits for Ford Model AA Double A Heavy Duty 3.3L 1930-1931 Radiator Details Core Row: 4 Row Core Material: All Aluminum Tank Material: All Aluminum Radiator Cap: Included Radiator Flow: Down Flow Fitment Type: Direct Replacement OEM style brass petcock drain CNC machined filler neck and cap High Performance Racing Spec Why Choose CoolingSnow Radiator? 1. Maximum cooling efficiency 2. High security and performance 3. Excellent aluminum material 4. Stability and durability 5. Dropin installation 6. High temperature resistance 7. Enhanced protection package