Both clubs have nearly the same types and/or mix of cars. Recently, VT followed with NSRA and uses a "30 year rule". Not sure about Regional Streeter's.
If you are real "hardcore traditional", you may want to check Chrome Czars (Chicago) or maybe Voodoo Kings. Not real sure how to contact them. The guys at Hot Rod Chassis and Cycle in Addison, Il.... may be able to put more light on the subject. Stu