1947-1954 Chevrolet Pickup Truck Aluminum Performance Radiator. These COLD-CASE radiators are Tig welded 100 percent aluminum and absolutely beautiful. Don't buy a 3 or 4 row aluminum radiator! It doesn't cool as good as these oversize 2 row models. These radiators are original appearing and have the correct stamping. Once painted, you'd be hard pressed to find a difference over an original versus a COLD-CASE. 100 percent TIG welded All Aluminum (2) 1.25 inch Tubes Polished OE style tanks 16 fins per inch Corrugated fins that give more surface area and more thermal transfer Pressure tested For auto/maunal trans Direct fitment for 47-54 Chevy Truck Old Part Number: RPE568 Radiator Specs Core Height 20.5 inch Core Width 19.2 inch Overall Height 27 inch To Cap Overall Width 22.6 inch Overall Thickness 3 inch Tubes (2) 1.25 inch Tubes Upper Hose 1.50 inch Lower Hose 1.77 inch