Crafted during a time when power and style reigned supreme, this 1967 Plymouth GTX Hemi Convertible is a testament to engineering prowess and attention to detail. A proud member of an elite assembly, it's one of fewer than 700 units produced for the U.S. market in that remarkable year. Among these illustrious few, a mere 13 are known to have survived the passage of time, making this particular specimen a truly exceptional find. Under the hood, the heart…