1990 Miata Posted on July 14, 2017 by Admin 1990 Miata for sale. 5-speed manual- only 93,000 miles! A classic in the making. Never spent a night outside the garage. Body in near perfect condition. Runs great. Asking $3,200 OBO. Need to sell! Call or text Adam at 858-405-7709. Posted in Cars For Sale, Classified.