This spring is part of the advance mechanism of the ignition system of a Citroën 11CV. The spring controls the adjustment of the ignition timing in relation to engine speed. The component supports stable engine operation and reliable spark distribution. The spring has a compact form and fixed dimensions for correct fit in the original ignition unit. The material is suitable for changing loads and continuous movement. The spring is intended for use as a replacement component within an existing system and fits the original design of the mechanism.

