Brand New Genuine Kohler Carburetor... We are an Authorized Kohler Dealer... Carburetor Genuine Kohler Part # 20-853-35-S Fits Specific Kohler SV540-SV620 Model Series Engines (Fits Very Specific Spec #'s of Model Engines Listed) Genuine OEM Kohler Part If you need assistance locating correct part, Please email Model, Spec and Serial numbers of your engine and we will gladly look up correct parts Brand New Genuine Kohler Carburetor... We are an Authorized Kohler Dealer... Carburetor Genuine Kohler Part # 20-853-35-S Fits Specific Kohler SV540-SV620 Model Series Engines (Fits Very Specific Spec #'s of Model Engines Listed) Genuine OEM Kohler Part If you need assistance locating correct part, Please email Model, Spec and Serial numbers of your engine and we will gladly look up correct parts