Mountain Top Street Rodders (MTSR) has members from the entire Quad City Area (Prescott, Prescott Valley, Chino Valley & Dewey/Humboldt). Club members cars are limited to pre-1949 Street Rods. MTSR annual Rod and Custom Car Show (1959 & Older Rods, Customs, Classics, Antiques & Specialty Vehicles) is held every year in May (see http://www.mtsraz.com/2008_mtsr_car_show.htm)