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.

Either way, the 454 SS is always worth revisiting, because who isn't interested in a short-box, big-block, blacked-out performance truck? Here's what makes the Chevy 454 SS great. Vehicle ...