The Fuel Pump is a Genuine Stihl OEM component specifically designed for select mid-range petrol chainsaws, including the MS 231 and MS 251. Identified by Stihl part number 1143 350 6200, this fuel pump ensures reliable fuel delivery from the tank to the carburettor, facilitating clean starts, steady idling, and consistent cutting performance. Constructed from fuel-resistant and hard-wearing materials, the Fuel Pump is built to endure vibrations, heat, and the rigors of daily site use, making it an essential part for maintaining the efficiency and reliability of your Stihl chainsaw.