 Complete the following phrase:  The Ford Mustang began production five months before the normal start of the 1965 production year. The early production versions are often referred to as 196412 models but all Mustangs were advertised, VIN coded and titled by Ford as 1965 models, though minor design updates in August 1964 at the formal start of the 1965 production year contribute to tracking 196412 production data separately from 1965 data see data below. with production beginning in Dearborn, Michigan, on March 9, 1964; the new car was introduced to the public on April 17, 1964, at the 