We're watching as a 1971 Plymouth Duster 340 and 1970 Buick GSX duke it out on the drag strip in the following video. Which ...

Buick sold only 280 GSX Stage 1 rigs in 1970 ... While the Pure Stock Muscle Car Drag Race series allows drivetrain modifications that can increase output beyond the 600-horsepower mark, these ...

There is no better car to dictate the steep decline of muscle car performance during this time than the 1970s Buick GSX. Produced for just three years (from 1970 to 1972), the Buick GSX started ...