Chevrolet Built Just 602 Z/28 Camaros in 1967 to Dodge Its Own Racing Rule by Jack Harmon Chevrolet needed 1,000 Z/28 Camaros to legally race it in 1967 and built only 602. See how a paperwork loophole — and a disputed DZ-302 clone at a 2026 Carlisle auction — kept the legend alive.