The fiber ring water pump nipple for the Citroen 15CV is a crucial component ensuring the seal and efficiency of the cooling system. Made from high-quality fiber materials, this ring prevents leakage by providing a strong seal around the water pump nipple. Its robust construction withstands temperature fluctuations and pressure, extending the cooling system's lifespan. Specifically designed for the classic Citroen 15CV, this fiber ring ensures optimal operation and supports smooth engine performance. It is an essential part for enthusiasts of authentic car restorations and the preservation of classic vehicles.