1968 Ford Mustang Mach 1 Concept. Technically, there was no 1968 model-year Ford Mustang Mach 1. The model was introduced in '68 for the 1969 model year.

This 1969 Ford Mustang Mach 1 is powered by its original, factory-standard V8 engine, ... There are a few differences, mind you, between 67/68 cars and 1969 model year ones.

Technically, there was no 1968 model-year Ford Mustang Mach 1. The model was introduced in '68 for the 1969 model year. There was, however, a Mustang Mach 1 concept car, pictured here.