Introduced in 1967, the Plymouth GTX was discontinued at the end of the 1971 model year when Chrysler halted high-compression V8 engine production. However, the badge did not disappear altogether.

The Clean Air Act of 1970 probably helped us breathe better, but it also killed the muscle car momentum that had been building for at least a decade. Low-lead/no-lead fuel mandates resulted in lowered ...

25 cars, 22 of which are Mopars: ten Road Runners (including a 1972 GTX), four Belvederes (two ’67 GTXs), four E-body ‘Cudas, one 1972 Charger Six-Pack, a ’69 Hurst/Olds 455, a ’72 Demon ‘Mr. Norm GSS ...

"One well known Chrysler legend denied that the car had ever been built" The Clean Air Act of 1970 probably helped us breathe better, but it also killed the muscle car momentum that had been building ...