The 'BOUT VENTILATEUR MONTAGE Citroen 11CV' is a crucial nut or bolt specifically designed for the Citroen 11CV. It assists in securing the fan to the engine, which is vital for the car's cooling system. These mounting components are made from strong and durable materials to ensure longevity and reliability. They are specifically crafted to fit perfectly, adhering to the original Citroen 11CV specifications. Proper fan mounting ensures efficient temperature regulation, preventing potential overheating and keeping the engine running smoothly and efficiently.