Radiator Pontiac 61-66, Oldsmobile 65-66, Chevrolet Pickup 63-66 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: Pontiac Bonneville 61-66 Pontiac Catalina 61-66 Pontiac Grand Prix 62-64 Oldsmobile Dynamic 61-62 Oldsmobile Starfire 61-62 Oldsmobile F85 64-65 Oldsmobile Cutlass 65-66 Chevrolet Suburban 61-66 Chevrolet C10, C20, C30 Pickup 63-66 Chevrolet K10, K20, K30 63-66 GMC Truck 63-66 Included: Tap plug in copper Radiator cap Overall Size: 640 x 595 x 70 mm Element size : 575 x 441 x 55 mm Number of rows : 3 Inlet: 38 mm Outlet: 45 mm Oil cooler built-in : Yes Thread Oil Cooler : 1/2-20 UNF *Radiators can fit more models than those listed. Always compare the measurements given above with what you want.