They have similarities with some of the more sophisticated mini-stock divisions in the USA. The World Championship race for the National Hot Rods is staged at the annual spedeweekend at Foxhall Stadium in Ipswich, which is traditionally held during the first weekend of July each year.
They share traits with certain high-tech mini-stock divisions in the USA. The World Championship race for National Hot Rods is held annually at Foxhall Stadium during Ipswich's traditional spedeweekend, which typically happens on the first weekend of July each year.