Radiator Cadillac, Buick, Chevrolet, Pontiac, Oldmobile Model specific water cooler made of aluminum and TIG-welded. The cooling pipes sit with a distance of 10mm and have 14-16 flanges per inch. Fits: Cadillac Calais 65-74 Cadillac Deville 65-74 Cadillac Fleetwood 65-74 Cadillac Eldorado 65-92 Chevrolet Chevelle 68-73 Chevrolet El Camino 68-77 Buick Wildcat 63-70 Buick Lesabre 65-90 Buick Skylark 67-72 Buick Electra 68-84 Pontiac Catalina 65-81 Pontiac Grand Prix 67-77 Pontiac Bonneville 67-81 Pontiac GTO 68-73 Pontiac Lemans 68-77 Oldmobile Cutlass 66-77 Included: Tap plug in copper Radiator cap Overall Size: 840 x 485 x 70 mm Element size : 715 x 433 x 42 mm Number of rows : 3 Inlet: 38 mm Outlet: 40 mm Oil cooler built-in : Yes Thread Oil Cooler : 1/4NPT *Radiators can fit more models than those listed. Always compare the measurements given above with what you want.