Brand New Genuine Kohler Fuel Pump... We are an Authorized Kohler Dealer... Fuel Pump Genuine Kohler Part # 12-559-02-S 1-5/8" Arm Length Fits 1/4" ID Fuel Line Fits Specific Kohler CH11-CH15, CH410-CH450, CV13-CV16 & CV430-CV493 Model Engines 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