However when running in conjunction with one of the three national touring (Truck, Nationwide, Cup) series, unleaded fuel must be used.
Canada's national touring series is sanctioned by the Canadian Motorcycle Association.
It became a national touring series in 1982.
The national touring series uses late model racecars body styles.
The highest local division, asphalt late model racing, is generally considered a requirement to advance to the next step, regional and national touring series.
The track has also hosted many regional touring series.
He then drove in a national touring series.
The track regularly held American Speed Association events before the national touring series ended.
This is a list of race car drivers from Illinois that have raced in a major touring series, and have held a full-time position there.
The body sanctions two major national touring series.