Introduced in 1970, the Chevy 454 — affectionately known as the Rat Motor – was the largest displacement Chevrolet engine to enter the big-block engine showdown of the muscle car era. At 454 cubic ...

American automotive performance in the 1950s was a simple recipe. If you wanted to go faster, you didn't optimize what you had; you just added more to it. More displacement, more iron, more horsepower ...