Carburettor 1103 (BING) - Simson S51, S53, S60 Note: Carburettor Bing 17/15/1103 is certified by TÜV for models Simson S51, S70, SR50, SR80. Others models are without a certificate TÜV. German installation instructions are available. This is an original spare part. Package contents:Bing Carburetor 1pcsBing carburetor flange (complete with sealing ring)Screws 2pcsRubber guards 2pcsClamp 1pcs