OER Parts offers a wide selection of Air Conditioning Parts for your 1966 Buick Sportwagon restoration project. OER Parts offers 1966 Buick Sportwagon Brackets and Hardware, 1966 Buick Sportwagon Compressors, 1966 Buick Sportwagon Condensers, 1966 Buick Sportwagon Evaporators, 1966 Buick Sportwagon Pressure and Vacuum Lines, 1966 Buick Sportwagon Pulleys and Clutches,1966 Buick Sportwagon Receiver Driers.