8. 1971 Buick GSX With Stage-1 Performance Pack

The GSX was a power-packed option package, exclusively available on the 1971 GS 455. With only 124 models ever manufactured, each one boasted the Stage 1 package, enhancing the cam with cold air induction, facilitated by imposing and functional hood scoops. Sporting larger valves and increased displacement, this beast delivered an impressive 510 ft lb of torque and was officially rated at 360 horsepower. However, some critics confidently asserted that the engine easily surpassed the 400 horsepower mark.

7. 1969 Pontiac GTO Judge

The 1969 Pontiac GTO Judge was the quintessential embodiment of late 1960s American culture. Its name alone, a defiant nod to anti-authoritarian sentiment, spoke volumes. This automotive force to be reckoned with boasted a formidable V8 engine, paired with a three-speed manual transmission and a Hurst T-handle shifter; it was downright irresistible to enthusiasts. First introduced in 1968, The Judge rapidly ascended to iconic status by the subsequent year, becoming the coveted possession of many.