Most likely born with the entry-level 383-cubic-inch V8, this 1970 Plymouth Road Runner now hits the asphalt with 550 ...

The Plymouth Belvedere GTX was born in 1967 ... Mopar's B and RB big-block engines took over as Chrysler's premier V8 ...

Two years later, Plymouth launched a more premium muscle car, the GTX. Restricted to two-door body styles and high-compression V8 engines, the GTX was quite the exclusive rig. It came standard ...

The 1971 Plymouth GTX had different configurations, with its 370 horsepower 440 cubic inch V8 engine being its peak option in terms of power. Although there was a shift toward eco-friendly ...

Faster than a Hemi? Impossible! Check out this shootout footage from 1984 of the 1970 Plymouth Hemi GTX vs a 1970 Buick GS Stage 1 that sparked the controversy.

I learned that the 1969 Plymouth GTX was a three-year project of which ... He was able to keep the ‘numbers matching’ original engine after re-sleeving one cylinder which had a crack.