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 ...

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 ...

The Chevy 454 Big Block V8 is one of the most legendary powerplants in American automotive history. Known for its massive ...

Let's take a walk back in time—in 1970, Chevrolet introduced the 454 big-block engine. Unfortunately, this was also when government regs were starting to tighten up, and only a few years before the ...

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 ...

While the automotive industry is slowly but surely moving on from internal combustion engines, the story was much different half of a century ago, when gargantuan eight-cylinders engines were rumbling ...

Gilbert Smith is an automotive journalist with over five years of specialized research and writing experience. Before joining CarBuzz in 2024, he produced in-depth buyer’s guides and feature articles ...

One of the first modern performance trucks, the 454 SS was C1500 turned into a tire-shredding street weapon powered by a big-block V8 that was once available on muscle car legends such as the Chevelle ...

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 ...

Martin holds a B.A. in English and Creative Writing. Working full-time as an Avionics Technician on fighter jets, he travels using a variety of vehicles, to include: a Camaro ZL1, F-150 FX4, Jeep ...