This left valve rocker is designed for the engine of a Citroën 11CV and HY up to model year 1963. The part transfers force from the camshaft to the valves. It opens and closes the valve at the correct moment in the combustion cycle. The rocker matches the dimensions of the cylinder head and valve layout of this engine type. It provides stable guidance of the valve movement and reduces wear. The part fits the existing mounting position and supports reliable engine operation in regular use.
