Highly modified and/or Restored vehicles with uprated, non-period correct engine swaps, or engines from outside the original manufacturer, and/or vehicles with significant body customizations or conversions. Generally, Custom vehicles cannot be easily returned to their original factory specifications.

Due to the nature of this vehicle type, a consistent and accurate judgment on Originality is not feasible.

Due to the nature of this vehicle type, a consistent and accurate judgment on Originality is not feasible.