You are buying 1 new Petcock Rebuild Kit. Includes all necessary o-rings and diaphragms (except plastic diaphragm spacer block) to rebuild 1 petcock.These kit's have been confirmed to have the proper components for the stock, original fuel tank petcock that came on this motorcycle for the years listed. Due to the age of the bikes these kits work on, we cannot guarantee that your specific motorcycle still has the original petcock on it. Please verify that they do BEFORE ordering. Boss Powersports Outlet cannot be held responsible for parts that do not work if the bike is not all original.