In the middle of the muscle-car horsepower wars, the 1970 Buick GS Stage 1 quietly rewrote the rulebook by proving that raw ...

The GSX was an optional package for the GS 455, and just 846 were built between 1970 and 1972; the Stage 1 option was ordered on 400 of the 678 examples of 1970 ...

"Aren't you even going to go look at it? It's an old car," my then-girlfriend asked. "I don't need to, as I know what it is. Besides, it's a thousand miles away, and these cars don't come up for sale ...

The tragically slept-on Buick GS 455 didn't just have more twist than a Chevelle SS – it was the highest-torque muscle car of its entire generation. As you already know, torque is a huge factor in ...

The model year 1970 witnessed the departure of the 400 and the introduction of the 455ci (7.5-liter) engine, giving birth to the Buick GS 455. The engine could be had in multiple configurations. The ...