1964-1965 Pontiac GTO Tempest LeMans Aluminum Performance Radiator with Dual 12 inch Fan Kit. AT Transmission. All 1964 GTO, 1965 GTO w/ AC. This is the taller 17.5 inch core for factory AC cars. 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 Polished OE style tanks 16 fins per inch Corrugated fins that give more surface area and more thermal transfer Pressure tested For auto trans (auto-trans-cooler) Direct fitment for 64-65 GTO Old Part Number: RPE24L Radiator Specs Core 17-1/2 inch Width 25 inch Overall Height 21-7/8 inch Overall Thickness 6 inch Upper Hose 1-1/2 inch Lower Hose 1-13/16 inch Tubes (2) 1 inch Tubes Trans Lines 12-1/4 inch