The EN153 is specifically a type, meaning it is designed to run self-cleaning temperatures (roughly 450°C–850°C) at low speeds. If you put this plug in a modern, high-compression engine, you would risk pre-ignition (pinging/knocking).
If you are replacing an EN153, consider upgrading to a (which has a larger heat sink) rather than buying a rebuilt EN153. bosch+en153+hot