Chevrolet’s big-block V8s have never been subtle, and few pairings spark more debate than the 396 and the 454. Both are Mark IV “Rat Motor” legends, yet they deliver power, character, and practicality ...

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 ...

No doubt about it, building a big-block Chevy is a more expensive proposition than one of its small-block kin; however, many favor these engines because their easy power and bountiful cubes deliver ...

Few vehicle phrases roll off the tongue as beautifully as 'Chevy 454 big block.' This selection of words can and has put a smile on many a car enthusiast's face for decades, owing to how good the 454 ...

During the era when muscle cars reigned supreme, GM's Chevrolet division developed some of the greatest big-block V8s of all time. Since the early 1960s, American carmakers started offering more ...

Oooh, two General Motors V8s within a cubic inch of each other! They have to be nearly the same engine, right? After all, the Chevrolet 454 and Pontiac 455 come from the same corporate parent, and ...

Chevrolet first introduced the 454ci big block V8 in 1970, and the engine quickly became a favorite for high-performance and heavy-duty applications. With a displacement measuring 454 cubic inches ...