Part # 640300 632738 640096. Commonly Used on Models:HSK850-8310D HSK850-8310E HSK870-8701A HSK870-8701B HSK870-8701C 640300TH139SA-8310F TH139SA-8310G TH139SP-8701DTH139SP-8704D. Easy to install, But it's better to be installed by professionals(NO instructions included). Package Includes: 1 carburetor + 1 gasket. Condition:100% new and tested before shipment.No adjustment needed. Direct fit..
