[Fitment] Marine/Mercury 4 hp-200 hp from 1990,Yamaha 4 hp-200 hp 1988-1998,Johnson 4 hp-200 hp,OMC 4 hp-200 hp. [Replace part number] 32-858104K08,32-858104Q08,6Y1-24306-00,6Y1-24306-05,6Y1-24306-51,6Y1-24306-52,6Y1-24306-53,6Y1-24306-54,6YL-24306-53,6YL-24306-54. [Bulb pump] High quality rubber bulb with built-in check valve to maintain flexibility and prevent collapse at hot and cold temperatures, resistant U/V, ozone, and alcohol enhanced fuel. The arrow marked on the valve body indicates the direction of fluid flow. [Fuel filter Function] Its main function is to filter out harmful impurities such as dust, metal particles, carbon deposits, coal smoke particles, etc. from the fuel, in order to provide pure fuel. [Note] Please confirm whether the product is compatible with your vehicle model before purchasing. Our warranty is one year. If you have any questions, please contact us [Fitment] Marine/Mercury 4 hp-200 hp from 1990,Yamaha 4 hp-200 hp 1988-1998,Johnson 4 hp-200 hp,OMC 4 hp-200 hp. [Replace part number] 32-858104K08,32-858104Q08,6Y1-24306-00,6Y1-24306-05,6Y1-24306-51,6Y1-24306-52,6Y1-24306-53,6Y1-24306-54,6YL-24306-53,6YL-24306-54.