TransAm Series Boss 302 Mustang FacebookTweetPin TransAm Series Boss 302 Mustang. The Boss 302 Mustang was a high performance variant of the Ford Mustang sports car originally produced in 1969 and 1970. FacebookTweetPin Related 1972 Chevrolet Nova 1971 Dodge Charger SE | Hardtop 1968 Dodge Charger 1970 Pontiac GTO 1969 Shelby GT350 1969 Chevrolet Camaro