Radiator Cadillac 77-87, Buick, Pontiac, Oldsmobile 77-79 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 Deville 77-79 Cadillac Fleetwood 77-87 Buick Riviera 77-78 Buick Lesabre 77-79 Buick Estate Wagon 77-79 Buick Electra 79 Pontiac Catalina 77-79 Pontiac Bonneville 77-79 Oldsmobile 98 77-79 Oldsmobile Delta 88 77-79 Included: Tap plug in copper Radiator cap Overall Size: 900 x 485 x 70 mm Element size : 770 x 430 x 62 mm Number of rows : 3 Inlet: 32 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.