Desmodromics, were used in the W196 Mercedes-Benz straight-eight Desmo engines that dominated early formula 1 racing. When Mercedes retired from racing, it retired the Mercedes desmo technology, never using it in production models.
Mercedes-Benz's Desmo engine, a type of valve system used in their W196 Formula One car, was highly successful and led to its dominance in early races. However, when Mercedes withdrew from racing, they stopped using the Desmo technology in their regular production vehicles.