This is a new Chrome 12 Volt Air Conditioning Compressor with Serpentine pulley and Stainless Steel Driver Side Low Profile Mounting Bracket for Small Block Chevy with Long Water Pump. Part # GH9919LSS and Chrome Serpentine. Perfect for use with any street rod or custom car or truck using Serpentine belt. This bracket works well if you are adding a compressor to a long water pump application and want to leave the alternator in the factory location on the passenger side. Compressor has a chrome finish and is set up for use with 134A coolant and is identical to Sanden #508 compressors which is a great upgrade from early York and Tecumseh compressors.Note: Compressor contains assembly oil only. New items are being added daily.