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 ...

Chevy's 454 was part of the big-block's Mark IV generation, hitting the scene in 1970, right before the oil crisis, securing its status as one of the last great powerplants of the American muscle car ...

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 ...

Brian is a published author who has been writing professionally for a decade in politics and entertainment, but found his calling covering the automotive industry. His love of cars started at an early ...

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 ...

Actively reporting, writing, and editing on automotive news and since 2021, Dave has brought his acerbic wit and love of European car culture to brands such as HotCars, CarBuzz,and TopSpeed.