Initially, the El Camino was optioned and sold as a utilitarian vehicle, capable of working while being more forgiving on the road. By the time the 3rd Generation El Camino rolled around, GM came clean with the El Camino being a Chevelle with a bed on it. That meant every Chevelle engine was available in the El Camino, including the 454 cubic inch LS6.

Maximum airflow and more efficient cooling at low speeds and in the most extreme of conditions, when and where it's needed most.